专利检索_ .音频变压器或互感器即不适用于处理远超过音频范围的频率专利检索_ .音频变压器或互感器即不适用于处理远超过音频范围的频率专利检索查询

序号	专利名	申请号	申请日	公开（公告）号	公开（公告）日	发明人
41	Electrical connector for loudspeakers and the like	US45659242	1942-08-29	US2379664A	1945-07-03	EDWARD STANKO

42	Plug-in transformer	US37333541	1941-01-06	US2343675A	1944-03-07	KENYON FRANKLIN P

43	Modifying capacity effect	US13725937	1937-04-16	US2202506A	1940-05-28	KILNER ROBIN HAROLD

44	Transformer device	US400035	1935-01-30	US2162274A	1939-06-13	WILLEM SIX

45	Transformer casing	US461735	1935-02-02	US2007681A	1935-07-09	ARNI HELGASON

46	Electric circuit coupling device	US25144428	1928-02-02	US1829109A	1931-10-27	ARMAND POHU GEORGES EDOUARD

47	Transformer	US29144428	1928-07-09	US1761110A	1930-06-03	REINDER DIJKSTERHUIS POPKO; JAN GROENEVELD YME BOUWINUS FO

48	Coil winding	US28037128	1928-05-24	US1726100A	1929-08-27	DACOSTA ROBERT C

49	Amplifying system	US4769725	1925-08-03	US1719445A	1929-07-02	BENJAMIN OLNEY

50	Audio frequency transformer	US16980927	1927-02-21	US1703912A	1929-03-05	VICTOREEN JOHN A

51	Electric induction apparatus	US24645428	1928-01-13	US1694318A	1928-12-04	HANS GRUNHOLZ

52	Transformer	US75800724	1924-12-26	US1669929A	1928-05-15	CURRIER HIRAM D

53	Transformer	US16854D		USRE16854E	1928-01-17

54	Amplifying transformer	US59523122	1922-10-18	US1632101A	1927-06-14	THORDARSON CHESTER H

55	Transformer	US6739225	1925-11-06	US1612947A	1927-01-04	SCHERMERHORN JOHN L

56	Electric transformer	US8769026	1926-02-11	US1602001A	1926-10-05	DE FERRANTI SEBASTIAN ZIANI

57	Radio apparatus	US60390022	1922-11-29	US1597901A	1926-08-31	ATWATER KENT ARTHUR

58	Radiotransformer	US60821522	1922-12-21	US1585158A	1926-05-18	LIVINGSTON STANLEY D

59	Electrical circuits	US41058720	1920-09-16	US1530613A	1925-03-24	PIERCE PAUL H

60	Transformer	US34751119	1919-12-26	US1501649A	1924-07-15	CUMMINGS GEORGE C

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