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发明名称
Absperrorgan mit einer Gewindespindel mit zwei entgegengesetzt gaengigen Gewinden
摘要
申请公布号
DE946270(C)
申请公布日期
1956.07.26
申请号
DE1951S025070
申请日期
1951.10.06
申请人
DIPL.-ING. ALOIS SIEBECK
发明人
SIEBECK DIPL.-ING. ALOIS;JODORF WILLI
分类号
F16K31/50
主分类号
F16K31/50
代理机构
代理人
主权项
地址
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