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AEG AG

AEG AG
Active Patents
0
Total Holdings
54

Patent Holdings

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Patent No. Title Status Filing Date Grant Date Claims Actions
GB498116A Tubes or guides for the transmission of electromagnetic wav… Expired / Lapsed 1938-03-04 — 0 Details
GB504932A Improvements relating to the magnetic recording or reproduc… Expired / Lapsed 1937-10-28 — 0 Details
GB468068A Improvements relating to carriers of magnetic material for … Expired / Lapsed 1935-11-28 — 0 Details
DE899982C Mass cooking plate Expired / Lapsed 1941-02-21 1953-12-17 0 Details
DE892909C Method for keying a transmitter for phase telegraphy Expired / Lapsed 1942-02-22 1953-10-12 0 Details
DE891680C Preferably a motorized screwdriver Expired / Lapsed 1944-01-13 1953-10-01 0 Details
DE887278C Device for the non-destructive testing of materials by mean… Expired / Lapsed 1944-10-12 1953-08-20 0 Details
DE885931C Device and method for automatic measurement and control of … Expired / Lapsed 1941-02-13 1953-08-10 0 Details
DE756795C Switching socket for switching operations to be carried out… Expired / Lapsed 1939-07-15 1952-05-12 0 Details
DE738626C Process for continuous measurement and registration of an i… Expired / Lapsed 1939-09-14 1943-08-25 0 Details
DE721138C Arrangement for frequency measurement or frequency-dependen… Expired / Lapsed 1937-08-14 1942-05-28 0 Details
DE708208C Plug-in device, in particular with blade contacts and a dev… Expired / Lapsed 1938-07-06 1941-07-15 0 Details
DE702468C machines for contour milling Expired / Lapsed 1936-12-08 1941-02-08 0 Details
DE702345C Drive device for devices for magnetic sound recording Expired / Lapsed 1936-05-06 1941-02-05 0 Details
DE701151C Contact device for electrical fuses with connection lugs Expired / Lapsed 1937-10-07 1941-01-09 0 Details
US2220181A Cathode ray tube Expired / Lapsed 1937-06-22 1940-11-05 0 Details
US2214601A Tube amplifier Expired / Lapsed 1937-01-21 1940-09-10 0 Details
DE686191C Method for regulating DC motors Expired / Lapsed 1932-07-31 1940-01-05 0 Details
US2185172A Electron multiplier Expired / Lapsed 1937-03-26 1940-01-02 0 Details
DE683985C Nib with ink container Expired / Lapsed 1937-07-31 1939-11-20 0 Details
US2179083A Electron image tube Expired / Lapsed 1937-08-13 1939-11-07 0 Details
DE683055C Self-seller for electricity, gas, water or the like. Expired / Lapsed 1933-11-07 1939-10-28 0 Details
DE681080C Dynamically acting gas density meter Expired / Lapsed 1935-11-14 1939-09-14 0 Details
DE678693C Electrical insulating tape Expired / Lapsed 1935-06-05 1939-07-19 0 Details
FR834981A Electric wave filter Expired / Lapsed 1938-03-08 1938-12-08 0 Details
FR828644A Method and device for the suppression of disturbing actions… Expired / Lapsed 1937-11-03 1938-05-24 0 Details
DE658004C Synchronous generator for supplying electrical clock systems Expired / Lapsed 1935-10-12 1938-03-19 0 Details
FR824957A Device for the reception of pulse numbers, pulse durations … Expired / Lapsed 1937-07-30 1938-02-21 0 Details
DE656155C Repulsion motor controlled by discharge paths with clear cu… Expired / Lapsed 1932-09-07 1938-02-02 0 Details
US2104784A Electron discharge device Expired / Lapsed 1935-11-14 1938-01-11 0 Details
DE647386C Tape-shaped magnetogram carrier Expired / Lapsed 1935-02-15 1937-07-03 0 Details
DE645132C Device for testing ball bearings Expired / Lapsed — 1937-05-21 0 Details
US2067967A Vacuum tube conductor Expired / Lapsed 1936-03-28 1937-01-19 0 Details
DE641014C Short-circuit anchor Expired / Lapsed 1935-03-27 1937-01-18 0 Details
DE640150C Electrical switching device for the automatic periodic open… Expired / Lapsed 1934-05-26 1936-12-23 0 Details
DE632612C Device for remote control and remote reporting of the posit… Expired / Lapsed 1931-03-26 1936-07-10 0 Details
DE626006C Electrical switch for moving lines, especially heating pad … Expired / Lapsed 1934-09-04 1936-02-19 0 Details
DE625770C Stabilization device for a headlight on ships that can be t… Expired / Lapsed — 1936-02-14 0 Details
DE624635C Single or multi-phase short circuit motor Expired / Lapsed 1934-04-06 1936-01-24 0 Details
DE595200C Separating end closure for telecommunication cables Expired / Lapsed 1931-04-01 1934-04-03 0 Details
FR758927A Method and device for driving and braking winding and unwin… Expired / Lapsed 1933-07-27 1934-01-26 0 Details
DE590707C Drill bits, in particular rock drill bits, in which the dia… Expired / Lapsed 1930-04-18 1934-01-09 0 Details
US1897739A Control means Expired / Lapsed 1932-01-06 1933-02-14 0 Details
DE560135C Ventilation device for the winding heads of induction motors Expired / Lapsed — 1932-09-29 0 Details
FR720583A Mode of remote transmission of measurement quantities, by m… Expired / Lapsed 1931-07-24 1932-02-22 0 Details
DE520950C Metal socket with continuous internal thread for insulating… Expired / Lapsed 1930-06-07 1931-03-14 0 Details
DE477692C Setting device for direct current overcurrent switches, esp… Expired / Lapsed 1926-04-21 1929-06-13 0 Details
DE475711C Centrifugal pump for sewage pumping with flushing agent int… Expired / Lapsed 1928-05-13 1929-05-02 0 Details
DE475525C Device for the remote transmission of pointer positions via… Expired / Lapsed 1926-12-09 1929-04-26 0 Details
DE466989C Low voltage wall bushing for electrical systems in damp roo… Expired / Lapsed 1924-02-09 1928-10-15 0 Details
DE459217C Switching device for electrical reversers Expired / Lapsed 1924-03-06 1928-04-30 0 Details
US1534721A Construction of elastic-fluid turbines to prevent breakage … Expired / Lapsed 1924-04-28 1925-04-21 0 Details
DE410078C Compressed air system with an air heater connected between … Expired / Lapsed — 1925-02-23 0 Details
DE390550C Reaction-free valve control for regulators operated with pr… Expired / Lapsed 1923-03-01 1924-02-20 0 Details