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发明名称
Perfectionnements aux règles
摘要
申请公布号
FR677926(A)
申请公布日期
1930.03.17
申请号
FRD677926
申请日期
1929.07.05
申请人
发明人
UPTON WALTER
分类号
B43L7/04
主分类号
B43L7/04
代理机构
代理人
主权项
地址
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