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经营范围
发明名称
Rotary internal combustion engine
摘要
申请公布号
US2037450(A)
申请公布日期
1936.04.14
申请号
US19330664184
申请日期
1933.04.03
申请人
CHARLES BANCROFT
发明人
BANCROFT CHARLES
分类号
F02B53/00
主分类号
F02B53/00
代理机构
代理人
主权项
地址
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