George D. G. Hilling

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Roseville, MN, US

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Patents Grantslast 30 patents

Information Patent Grant
Muffler with acoustic absorption insert for limited clearance pneum...
- Patent number 6,202,785
- Issue date Mar 20, 2001
- 3M Innovative Properties Company
- George D. G. Hilling
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information Patent Grant
Muffler with acoustic barrier material for limited clearance pneuma...
- Patent number 6,089,346
- Issue date Jul 18, 2000
- 3M Innovative Properties Company
- Kenneth F. Tredinnick
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS