Atushi Ogura

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Fuchu, JP

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Patents Grantslast 30 patents

Information Patent Grant
Microcapsules for magnetic display and magnetic display sheet compr...
- Patent number 5,972,493
- Issue date Oct 26, 1999
- Chemitech, Inc.
- Takashi Iwasaki
- B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES