← Back to Companies

Appalachian Electronic Instruments Inc

Appalachia
Active Patents
0
Total Holdings
4

Patent Holdings

Filter in Explorer →
Patent No. Title Status Filing Date Grant Date Claims Actions
US4162479A Automobile burglar alarm with battery voltage sensing means Expired / Lapsed 1977-12-13 1979-07-24 14 Details
US3409779A Hole detector having logic circuitry for seam skipping Expired / Lapsed 1965-11-02 1968-11-05 2 Details
US3385971A Radiation sensitive fabric flaw detecting systems Expired / Lapsed 1965-08-06 1968-05-28 1 Details
US3046767A Scanning heads for stop-motion devices for knitting machines Expired / Lapsed 1960-05-31 1962-07-31 0 Details