DMM Master Technik GmbH fur Informationstrager

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Berlin, DE

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Patents Grantslast 30 patents

Information Patent Grant
Arrangement for the recording of an information signal
- Patent number 4,881,133
- Issue date Nov 14, 1989
- DMM Master Technik GmbH fur Informationstrager
- Horst Redlich
- G11 - INFORMATION STORAGE
Information Patent Grant
Process and apparatus for the recording of an information signal
- Patent number 4,821,250
- Issue date Apr 11, 1989
- DMM Master Technik GmbH fur Informationstrager
- Horst Redlich
- G11 - INFORMATION STORAGE
Information Patent Grant
Method for producing a prerecorded disk-shaped die
- Patent number 4,814,047
- Issue date Mar 21, 1989
- DMM Master Technik GmbH fur Informationstrager
- Horst Redlich
- G11 - INFORMATION STORAGE

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