Akira Kose

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Tachikawa, JP

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Patents Grantslast 30 patents

Information Patent Grant
Loudspeaker diaphragm
- Patent number 5,796,054
- Issue date Aug 18, 1998
- Foster Electric Co., Ltd.
- Fumiteru Shingu
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL