Laurence B. Winn

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Walworth, WI, US

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Patents Grantslast 30 patents

Information Patent Grant
Disposable seal driver and kit
- Patent number 6,370,751
- Issue date Apr 16, 2002
- Triseal Corporation
- Douglas C. Rullmann
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS