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发明名称
Aus Gusseisen bestehender deckelartiger Verschlusskoerper fuer Schachtoeffnungen
摘要
申请公布号
DE1409736(A1)
申请公布日期
1969.05.22
申请号
DE19621409736
申请日期
1962.08.20
申请人
GUSS- UND ARMATURENWERKE KAISERSLAUTERN. NACHF. KARL BILLAND
发明人
ARMIN RAQUET,DIPL.-ING.
分类号
E02D29/14
主分类号
E02D29/14
代理机构
代理人
主权项
地址
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