Hideaki Sakai

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Hachioji, JP

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Patents Grantslast 30 patents

Information Patent Grant
Control circuit for cameras having internal and external power supp...
- Patent number 4,429,975
- Issue date Feb 7, 1984
- Konishiroku Photo Industry Co., Ltd.
- Kazuo Shiozawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY