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发明名称
Piston
摘要
申请公布号
US2119137(A)
申请公布日期
1938.05.31
申请号
US19330682051
申请日期
1933.07.25
申请人
THE CLEVELAND TRUST COMPANY
发明人
MOORE GEORGE L.
分类号
F16J1/06
主分类号
F16J1/06
代理机构
代理人
主权项
地址
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