Inventor · disambiguated record

Douglas W. Grigg

Also filed as: GRIGG DOUGLAS W

1 granted patent·93 citations·filing 1988–1988

52Inventor score

Technology areasA63B

Files withWILSON WATER WEIGHTS INC1

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1 record

0180US4854575AFluid fillable, collapsible dumbbellsWILSON WATER WEIGHTS INC·Filed 1988·Granted Aug 8, 1989·93 cites·10 claims

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