Ogura Masako

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Kawaguchi, JP

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Patents Grantslast 30 patents

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Process for preparation of a masking element for forming a multicol...
- Patent number 4,581,308
- Issue date Apr 8, 1986
- Kimoto & Co., Ltd.
- Takeo Moriya
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY