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经营范围
发明名称
Piston perfectionné
摘要
申请公布号
FR1288819(A)
申请公布日期
1962.03.30
申请号
FR19610852636
申请日期
1961.02.14
申请人
发明人
PARROTIN GEORGES
分类号
F02B3/06;F02B23/06
主分类号
F02B3/06
代理机构
代理人
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