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发明名称
Improvements in pneumatically actuated percussive tools
摘要
申请公布号
GB341834(A)
申请公布日期
1931.01.22
申请号
GB19300017622
申请日期
1930.06.06
申请人
JOSEF KOEHLEN;FLOTTMANN AKTIENGESELLSCHAFT
发明人
分类号
B25D9/16
主分类号
B25D9/16
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代理人
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地址
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