Hideo Nagata

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Samukawa, JP

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Patents Grantslast 30 patents

Information Patent Grant
Light sensitive compositions of polymethyl isopropenyl ketone
- Patent number 4,243,740
- Issue date Jan 6, 1981
- Tokyo Ohka Kogyo Kabushiki Kaisha
- Minoru Tsuda
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY