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Radio Patents Corp

Radio Pate

Active Patents

0

Total Holdings

4

Patent Holdings

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Patent No.	Title	Status	Filing Date	Grant Date	Claims	Actions
US2481659A	Means for and method of synchronizing alternating electric …	Expired / Lapsed	1947-09-11	1949-09-13	0	Details
US2262936A	Electrocardiograph	Expired / Lapsed	1937-11-24	1941-11-18	0	Details
US2166991A	Direction finding system	Expired / Lapsed	1937-11-24	1939-07-25	0	Details
US1732393A	Electrostatic phonograph pick-up	Expired / Lapsed	1928-04-06	1929-10-22	0	Details