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Application filed by Franz Roth JohannfiledCriticalFranz Roth Johann
Publication of CH59643ApublicationCriticalpatent/CH59643A/de
CH59643A1912-09-221912-09-22Mit Hilfe der beiden Trume eines endlosen Antreibmittels gelagerte Topfspindel an Spinn-, bezw. Zwirnmaschinen
CH59643A
(de)