signals being recorded or played back by vibration of a stylus in two orthogonal directions simultaneously

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Patents Grantslast 30 patents

Information Patent Grant
Moving-coil type stereo pickup cartridge
- Patent number 9,497,548
- Issue date Nov 15, 2016
- Kabushiki Kaisha Audio-Technica
- Mitsuo Miyata
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Pick-up cartridges for gramophone records
- Patent number 4,001,519
- Issue date Jan 4, 1977
- Alexander R. Rangabe
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
3809828
- Patent number 3,809,828
- Issue date May 7, 1974
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
3760126
- Patent number 3,760,126
- Issue date Sep 18, 1973
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
3745263
- Patent number 3,745,263
- Issue date Jul 10, 1973
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
3731009
- Patent number 3,731,009
- Issue date May 1, 1973
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
3649775
- Patent number 3,649,775
- Issue date Mar 14, 1972
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
3576956
- Patent number 3,576,956
- Issue date May 4, 1971
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
3127481
- Patent number 3,127,481
- Issue date Mar 31, 1964
- G01 - MEASURING TESTING
Information Patent Grant
3005060
- Patent number 3,005,060
- Issue date Oct 17, 1961
- H04 - ELECTRIC COMMUNICATION TECHNIQUE