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经营范围
发明名称
Segment d'étanchéité pour pistons et procédé pour sa fabrication
摘要
申请公布号
FR914723(A)
申请公布日期
1946.10.16
申请号
FRD914723
申请日期
1945.06.28
申请人
SULZER FRERES
发明人
分类号
F16J9/14
主分类号
F16J9/14
代理机构
代理人
主权项
地址
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