Ronald Glenn Putnam Jr.

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Huntersville, NC, US

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Patents Grantslast 30 patents

Information Patent Grant
Posthole digger and cleaning attachment
- Patent number 5,836,630
- Issue date Nov 17, 1998
- Ronald Glenn Putnam
- E21 - EARTH DRILLING MINING
Information Patent Grant
Posthole digger and cleaning attachment
- Patent number 5,685,587
- Issue date Nov 11, 1997
- Ronald Glenn Putnam
- E21 - EARTH DRILLING MINING