Nobufumi Nomura

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Chiba, JP

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Patents Grantslast 30 patents

Information Patent Grant
Duplicator having function concerning specific mark put on recordin...
- Patent number 5,798,844
- Issue date Aug 25, 1998
- Ricoh Company, Ltd.
- Yukio Sakano
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY