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Compagnie Francaise Thomson Houston SA

Compagnie
Active Patents
0
Total Holdings
17

Patent Holdings

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Patent No. Title Status Filing Date Grant Date Claims Actions
GB1161027A Improvements to optical systems for the guidance of moving … Expired / Lapsed 1967-07-12 — 0 Details
GB1090530A Improvements in pedal operable door opening devices for cab… Expired / Lapsed 1966-10-13 — 0 Details
GB489355A Improvements in or relating to the reproduction or transmis… Expired / Lapsed 1936-10-19 — 0 Details
US3686572A Pulse-compressor system Expired / Lapsed 1962-10-30 1972-08-22 9 Details
US3258769A Multirate radar system including improved automatic rate sw… Expired / Lapsed 1964-01-13 1966-06-28 2 Details
US3222672A Radar system with continuous sequencing means Expired / Lapsed 1963-06-26 1965-12-07 1 Details
FR1377001A Automatic control device for rolling mills Expired / Lapsed 1963-12-03 1964-10-31 0 Details
FR1300021A Protection device Expired / Lapsed 1961-09-12 1962-07-27 0 Details
FR1267417A Semiconductor device and manufacturing method Expired / Lapsed 1960-09-08 1961-07-21 0 Details
FR1262837A Improvements to cooling or heating blankets Expired / Lapsed 1960-07-01 1961-06-05 0 Details
FR1198715A Copolymers of polycarbonate glycols and diphenols Expired / Lapsed 1958-02-04 1959-12-09 0 Details
FR1113385A Method of forming p-n junctions Expired / Lapsed 1954-10-12 1956-03-28 0 Details
FR1109408A Unipolar transistrons with several electrodes Expired / Lapsed 1954-03-19 1956-01-27 0 Details
FR1097337A Nonlinear resistance semiconductor devices Expired / Lapsed 1954-03-09 1955-07-04 0 Details
FR1081072A Insulated electrical conductors, and their manufacturing pr… Expired / Lapsed 1953-07-10 1954-12-15 0 Details
FR940375A Electric conductors Expired / Lapsed 1947-02-06 1948-12-10 0 Details
FR33161E Improvements to shaft linings, especially for elastic fluid… Expired / Lapsed 1927-02-17 1928-08-18 0 Details