Youshichi Hagiwara

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Kanagawa, JP

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Patents Grantslast 30 patents

Information Patent Grant
Printed circuit board, a method of its fabrication and a method of...
- Patent number 5,332,869
- Issue date Jul 26, 1994
- W. R. Grace & Co.-Conn.
- Youshichi Hagiwara
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR