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发明名称
Alloy piston
摘要
申请公布号
US1891914(A)
申请公布日期
1932.12.27
申请号
US19290346517
申请日期
1929.03.13
申请人
BUTLER CHARLES R
发明人
BUTLER CHARLES R.
分类号
F02F3/08
主分类号
F02F3/08
代理机构
代理人
主权项
地址
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