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发明名称
Verfahren zur Herstellung von Schrauben mit selbstschneidendem Gewinde und Walzbackenpaar zur Durchführung des Verfahrens.
摘要
申请公布号
AT152534(B)
申请公布日期
1938.02.25
申请号
ATD152534
申请日期
1936.06.23
申请人
BECHERT & CO., DRAHTSTIFTE-, SCHRAUBEN- UND STAHLINDUSTRIE-AKTIENGESELLSCHAFT;JOHANN MEERSTEINER
发明人
分类号
主分类号
代理机构
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