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经营范围
发明名称
Perfectionnement aux pistons de machines alternatives, et notamment de moteurs à explosion
摘要
申请公布号
FR726378(A)
申请公布日期
1932.05.27
申请号
FRD726378
申请日期
1931.11.19
申请人
发明人
COLLIN RENE
分类号
F16J1/22
主分类号
F16J1/22
代理机构
代理人
主权项
地址
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