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Eric Alli Janmohamed
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Salt Lake City, UT, US
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last 30 patents
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Patent Grant
Human-powered borehole drill
Patent number
9,562,393
Issue date
Feb 7, 2017
John Renouard
E21 - EARTH DRILLING MINING
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last 30 patents
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Patent Application
Human-Powered Borehole Drill
Publication number
20130206480
Publication date
Aug 15, 2013
John Renouard
E21 - EARTH DRILLING MINING