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发明名称
Two-stroke internal-combustion engine
摘要
申请公布号
US2121409(A)
申请公布日期
1938.06.21
申请号
US19350045156
申请日期
1935.10.15
申请人
RALPH RICARDO HARRY
发明人
RICARDO HARRY RALPH
分类号
F01L5/10
主分类号
F01L5/10
代理机构
代理人
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地址
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