Takeshi Hirai

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Ibaraki, JP

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Patents Applicationslast 30 patents

Information Patent Application
Fluoride-based fluorescent material and fluorescent lamp using same
- Publication number 20020027412
- Publication date Mar 7, 2002
- NEC Corporation
- Hisashi Yoshida
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...