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经营范围
发明名称
Outil pour river
摘要
申请公布号
FR712367(A)
申请公布日期
1931.10.01
申请号
FRD712367
申请日期
1931.02.28
申请人
SIR W. G. ARMSTRONG WHITWORTH AIRCRAFT LIMITED
发明人
分类号
B21J15/04
主分类号
B21J15/04
代理机构
代理人
主权项
地址
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