Yukimi Hiroshima

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Hiroshima, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method for manufacturing a paper diaphragm for a loud speaker
- Patent number 6,059,926
- Issue date May 9, 2000
- Sharp Kabushiki Kaisha
- Yukimi Hiroshima
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE