Heinz Borchard

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Nortorf, DE

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Patents Grantslast 30 patents

Information Patent Grant
Disc-shaped information carrier having a high storage density
- Patent number 4,515,843
- Issue date May 7, 1985
- Teldec Telefunken-Decca Schallplatten GmbH
- Heinz Borchard
- G11 - INFORMATION STORAGE
Information Patent Grant
Centering of a disc-shaped record carrier on a turntable
- Patent number 4,351,047
- Issue date Sep 21, 1982
- Licentia Patent-Verwaltungs- GmbH
- Horst Redlich
- G11 - INFORMATION STORAGE
Information Patent Grant
Playback instrument for an information carrier disc
- Patent number 4,322,841
- Issue date Mar 30, 1982
- Licentia Patent-Verwaltungs- GmbH
- Heinz Borchard
- G11 - INFORMATION STORAGE
Information Patent Grant
Method for producing an information carrier disc
- Patent number 4,234,394
- Issue date Nov 18, 1980
- Teldec Telefunken-Decca Schallplatten GmbH
- Heinz Borchard
- G11 - INFORMATION STORAGE