Wei Wang

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Minneapolis, MN, US

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Patents Grantslast 30 patents

Information Patent Grant
Rolling ruler having a retractable and rotatable pivot pin
- Patent number 5,050,309
- Issue date Sep 24, 1991
- Wei Wang
- B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
Information Patent Grant
Utility tools
- Patent number 4,926,522
- Issue date May 22, 1990
- Wei Wang
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS