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British Iron and Steel Research Association BISRA

British Ir
Active Patents
0
Total Holdings
8

Patent Holdings

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Patent No. Title Status Filing Date Grant Date Claims Actions
GB1385912A Examining the cross-sectional profile of elongate articles Expired / Lapsed 1971-09-07 — 0 Details
GB653536A Improvements in or relating to sensitive manometers Expired / Lapsed 1948-03-19 — 0 Details
US3234648A Tool changers for forging presses Expired / Lapsed 1963-05-23 1966-02-15 2 Details
US3176306A Apparatus for testing surface quality of material Expired / Lapsed 1962-05-07 1965-03-30 2 Details
US3175382A Forging Expired / Lapsed 1961-10-30 1965-03-30 2 Details
US2815551A Method of and apparatus for the casting of metal Expired / Lapsed 1955-06-21 1957-12-10 0 Details
US2670651A Method and apparatus for continuously measuring a dimension… Expired / Lapsed 1950-08-14 1954-03-02 0 Details
US2620665A Sensitive manometer Expired / Lapsed 1949-06-02 1952-12-09 0 Details