Inventor · disambiguated record

Willi Laufenburg

Also filed as: LAUFENBURG WILLI

1 granted patent·22 citations·filing 1988–1988

40Inventor score

Technology areasE05C

Files withSIEGENIA FRANK KG1

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1 record

0151US4848811AWing frame for a window, door or the like with a clutch slide and connecting rodSIEGENIA FRANK KG·Filed 1988·Granted Jul 18, 1989·22 cites·17 claims

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Willi Laufenburg — Patent Inventor | PatentIndex