Tetsuya Kotoda

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method of producing hollow electroformed product of precious metal
- Patent number 5,837,118
- Issue date Nov 17, 1998
- M. Yasui & Co., Ltd.
- Shozui Yasui
- C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR