Inventor · disambiguated record

John D. Bothum

Also filed as: BOTHUM JOHN D

2 granted patents·129 citations·filing 1991–1993

70Inventor score

Technology areasY10T

Files withENDERES TOOL CO INC1 ENDERES TOOL COMPANY INC1

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2 records

0185US5221166ASpade-type drill bit apparatus and methodENDERES TOOL CO INC·Filed 1991·Granted Jun 22, 1993·69 cites·8 claims
0284US5291806ASpade-type drill bit apparatus and methodENDERES TOOL COMPANY INC·Filed 1993·Granted Mar 8, 1994·60 cites·9 claims

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