Yasumasa Oki

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Handy air tool
- Patent number 5,235,784
- Issue date Aug 17, 1993
- Nitto Kohki Co., Ltd.
- Yasumasa Oki
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS