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Siemens Energy and Automation Inc

Siemens En
Active Patents
0
Total Holdings
8

Patent Holdings

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Patent No. Title Status Filing Date Grant Date Claims Actions
US4284160A Vehicle guidance system employing radio blocking Expired / Lapsed 1979-03-19 1981-08-18 33 Details
US2855548A Magnetic switch assemblage Expired / Lapsed 1955-08-11 1958-10-07 0 Details
US2748208A Oiltight rotary selector switch Expired / Lapsed 1951-09-15 1956-05-29 0 Details
US2747035A Duplex switch actuator Expired / Lapsed 1953-03-09 1956-05-22 0 Details
US2707213A Oiltight pushbutton selector switch Expired / Lapsed 1951-11-28 1955-04-26 0 Details
US2562420A Interchangeable electric switch Expired / Lapsed 1949-10-21 1951-07-31 0 Details
US2550777A Push-button electric switch Expired / Lapsed 1949-10-12 1951-05-01 0 Details
US2482550A Foot actuated rotary switch Expired / Lapsed 1947-05-24 1949-09-20 0 Details