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发明名称
FREMGANGSMAATE TIL OG INNRETNING FOR LADNING AV ET ANTALL BOREHULLER.
摘要
申请公布号
NO143407(C)
申请公布日期
1981.02.04
申请号
NO19780003181
申请日期
1978.09.20
申请人
BAUMANN, LUDVIG ADOLF,
发明人
BAUMANN, LUDVIG ADOLF,
分类号
F42D;F42D1/00;F42D3/04;(IPC1-7):F42D1/00
主分类号
F42D
代理机构
代理人
主权项
地址
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