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发明名称
Piston
摘要
申请公布号
US2110346(A)
申请公布日期
1938.03.08
申请号
US19340737801
申请日期
1934.07.31
申请人
THE PERFECT CIRCLE COMPANY
发明人
TEETOR RALPH R.
分类号
F02F3/04
主分类号
F02F3/04
代理机构
代理人
主权项
地址
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