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经营范围
发明名称
Perfectionnements aux moteurs rotatifs
摘要
申请公布号
FR712120(A)
申请公布日期
1931.09.25
申请号
FRD712120
申请日期
1931.02.26
申请人
发明人
OGREN OLOF
分类号
F01C1/04
主分类号
F01C1/04
代理机构
代理人
主权项
地址
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