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发明名称
NORMFLANSCHVERBINDUNG FUER ROHRLEITUNGEN UND BEHAELTER.
摘要
申请公布号
DE1729013(U)
申请公布日期
1956.08.30
申请号
DE195300ST864U
申请日期
1953.11.03
申请人
DR.-ING. F. HEINRICH STRADTMANN
发明人
DR.-ING. F. HEINRICH STRADTMANN
分类号
主分类号
代理机构
代理人
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地址
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