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经营范围
发明名称
Rotary engine
摘要
申请公布号
US2280967(A)
申请公布日期
1942.04.28
申请号
US19400362008
申请日期
1940.10.21
申请人
NELSON HARRY G
发明人
NELSON HARRY G.
分类号
F01B13/04
主分类号
F01B13/04
代理机构
代理人
主权项
地址
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