Shigekazu Sakai

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Gifu, JP

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Patents Grantslast 30 patents

Information Patent Grant
Apparatus for applying an emulsion screen film of screen-printing
- Patent number 4,876,957
- Issue date Oct 31, 1989
- Tokai Shoji Co., Ltd.
- Shigekazu Sakai
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY