Inventor · disambiguated record

Ralph Schinke

Also filed as: SCHINKE RALPH

1 granted patent·4 citations·filing 1983–1983

25Inventor score

Technology areasD05B

Files withUNION SPECIAL CORP1

Top patents by PatentIndex Score

1 record

0144US4522136AMethod and apparatus for retarding oil leakage in a sewing machineUNION SPECIAL CORP·Filed 1983·Granted Jun 11, 1985·4 cites·9 claims

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