Masahiko Ishizuka

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Chichibu-shi, JP

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Patents Applicationslast 30 patents

Information Patent Application
PROCESS FOR PRODUCING GRAY TONE MASK
- Publication number 20100294651
- Publication date Nov 25, 2010
- ULVAC COATING CORPORATION
- Fumihiko Yamada
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY