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发明名称
Outil à air comprimé, notamment marteau-piqueur pour mines
摘要
申请公布号
FR981770(A)
申请公布日期
1951.05.30
申请号
FRD981770
申请日期
1949.02.25
申请人
FROLICH & KLU:PFEL, MASCHINENFABRIK
发明人
分类号
B25D17/08;E21B1/38
主分类号
B25D17/08
代理机构
代理人
主权项
地址
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