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发明名称
Quick re-ring piston
摘要
申请公布号
US2783105(A)
申请公布日期
1957.02.26
申请号
US19550510800
申请日期
1955.05.24
申请人
HERMAN KOPP
发明人
KOPP HERMAN
分类号
F16J1/00
主分类号
F16J1/00
代理机构
代理人
主权项
地址
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