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经营范围
发明名称
COMPRESSION RING
摘要
申请公布号
US3583712(A)
申请公布日期
1971.06.08
申请号
USD3583712
申请日期
1969.12.17
申请人
CARL FREUDENBERG KG.
发明人
DIETRICH DOMROS;WILHELM SCHMITT
分类号
F16J15/24;F16J15/32;(IPC1-7):F16K41/04
主分类号
F16J15/24
代理机构
代理人
主权项
地址
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