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发明名称
Perfectionnements aux marteaux-pilons
摘要
申请公布号
FR941039(A)
申请公布日期
1948.12.30
申请号
FRD941039
申请日期
1947.01.15
申请人
CHAMBERSBURG ENGINEERING COMPANY
发明人
分类号
B21J7/24
主分类号
B21J7/24
代理机构
代理人
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地址
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