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经营范围
发明名称
Auswechselbares Stahlgelenk fuer Bogenbruecken
摘要
申请公布号
DE651947(C)
申请公布日期
1937.10.22
申请号
DE1932F074762D
申请日期
1932.12.31
申请人
DIPL.-ING. BERNHARD FRITZ;DR.-ING. KARL KAMMUELLER
发明人
分类号
E01D19/04
主分类号
E01D19/04
代理机构
代理人
主权项
地址
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