Hung-Viet Truong-Cao

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Corsicana, TX, US

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Patents Grantslast 30 patents

Information Patent Grant
Impactor drill tool
- Patent number 4,359,109
- Issue date Nov 16, 1982
- Hughes Tool Company
- Hung-Viet Truong-Cao
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS