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发明名称
Piston and locked ring assembly and piston ring locking clip
摘要
申请公布号
US2481552(A)
申请公布日期
1949.09.13
申请号
US19460710882
申请日期
1946.11.19
申请人
JUDSON WILLIAMS
发明人
WILLIAMS JUDSON
分类号
F16J9/24
主分类号
F16J9/24
代理机构
代理人
主权项
地址
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