Gunter Grottker

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Nortorf, DT

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Patents Grantslast 30 patents

Information Patent Grant
Disc recording provided with legible matter
- Patent number 4,066,268
- Issue date Jan 3, 1978
- TED Bildplatten Aktiengesellschaft AEG-Telefunken-Teldec
- Heinz Borchard
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS