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发明名称
Schraemmaschine
摘要
申请公布号
DE836634(C)
申请公布日期
1952.04.15
申请号
DE1950E002953
申请日期
1950.11.04
申请人
GEBR. EICKHOFF MASCHINENFABRIK U. EISENGIESSEREI M.B.H.
发明人
VOLKE JOSEF;RENZING OTTO
分类号
E21C31/00
主分类号
E21C31/00
代理机构
代理人
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地址
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