Inventor · disambiguated record

Ernst R. Krueger, V

Also filed as: KRUEGER V ERNST R

1 granted patent·55 citations·filing 2003–2003

52Inventor score

Technology areasE21B

Files withWESTERN WELL TOOL INC1

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1 record

0182US7121364B2Tractor with improved valve systemWESTERN WELL TOOL INC·Filed 2003·Granted Oct 17, 2006·55 cites·12 claims

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