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Record cleaner/conditioner
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Patent number 4,403,880
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Issue date Sep 13, 1983
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California Sounds Ltd.
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Joseph Sandor
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G11 - INFORMATION STORAGE
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Cassette cleaner
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Patent number 4,324,014
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Issue date Apr 13, 1982
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Innovative Computer Products
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William H. Stutz
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G11 - INFORMATION STORAGE
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Record cleaner
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Patent number D259911
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Issue date Jul 21, 1981
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California Sounds, Ltd.
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C. Paul Davis
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D07 - Equipment for preparing or serving food or drink not elsewhere specified
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Record cleaner
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Patent number 4,166,626
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Issue date Sep 4, 1979
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California Sounds, Ltd.
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Joseph Sandor
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G11 - INFORMATION STORAGE
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Magnetic disc cleaning machine
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Patent number 4,107,810
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Issue date Aug 22, 1978
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Innovative Computer Products
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Anselm Francis Varni
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G11 - INFORMATION STORAGE
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