Robert Ray Wells

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Charlotte, NC, US

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Patents Grantslast 30 patents

Information Patent Grant
Peristaltic pump for pumping ink or cleaning fluids in a printing m...
- Patent number 6,041,709
- Issue date Mar 28, 2000
- USAdvantage, Inc.
- Robert Ray Wells
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS