Yoshikazy Fujiwara

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Nara, JP

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Patents Grantslast 30 patents

Information Patent Grant
Electrophotographic image formation apparatus with two bias voltage...
- Patent number 4,994,855
- Issue date Feb 19, 1991
- Sharp Kabushiki Kaisha
- Kunio Ohashi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY