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发明名称
Perfectionnements aux outils à percussion comportant un marteau-piston à va-et-vient
摘要
申请公布号
FR1097314(A)
申请公布日期
1955.07.04
申请号
FRD1097314
申请日期
1954.03.01
申请人
AKTIEBOLAGET ATLAS DIESEL
发明人
分类号
E21B1/34
主分类号
E21B1/34
代理机构
代理人
主权项
地址
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