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发明名称
Freitragend vorzupfaendende Kappe
摘要
申请公布号
DE1182187(B)
申请公布日期
1964.11.26
申请号
DE1960G038047
申请日期
1960.06.11
申请人
DIPL.-BERGING. KARL MARIA GROETSCHEL
发明人
GROETSCHEL DIPL.-BERGING. KARL MARIA
分类号
E21D17/082
主分类号
E21D17/082
代理机构
代理人
主权项
地址
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