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发明名称
Piston
摘要
申请公布号
US1775446(A)
申请公布日期
1930.09.09
申请号
US19260128764
申请日期
1926.08.12
申请人
THE CLEVELAND TRUST COMPANY
发明人
WELTY GEORGE DONALD
分类号
F02F3/02
主分类号
F02F3/02
代理机构
代理人
主权项
地址
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