Takao Arakawa

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Takamatsu, JP

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Patents Grantslast 30 patents

Information Patent Grant
Picture blur-alarm device for a camera
- Patent number 4,492,452
- Issue date Jan 8, 1985
- Tokyo Shibaura Denki Kabushiki Kaisha
- Shinichi Suzuki
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY