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经营范围
发明名称
PISTON RING
摘要
申请公布号
CA904907(A)
申请公布日期
1972.07.11
申请号
CAD904907
申请日期
申请人
RAMSEY CORPORATION
发明人
HERBERT F. PRASSE;HAROLD E. MCCORMICK
分类号
(IPC1-7):F16J9/00;F16J9/06;F16J9/08;F16J9/20;F16J15/32;F16J9/28
主分类号
(IPC1-7):F16J9/00
代理机构
代理人
主权项
地址
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