Yuko IMAI

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Suwashi, JP

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Patents Applicationslast 30 patents

Information Patent Application
Dyeing Method for Plastic Lens
- Publication number 20090241273
- Publication date Oct 1, 2009
- SEIKO EPSON CORPORATION
- Toru SAITO
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL