Wen-Ho Huang

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Taiwan, CH

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Patents Grantslast 30 patents

Information Patent Grant
Hydraulic striking device with impact frequency control
- Patent number 4,951,757
- Issue date Aug 28, 1990
- Nittetsu Jitsugyo Co., Ltd.
- Takatoshi Hamada
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS