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经营范围
发明名称
Improvements in or relating to rotary engines
摘要
申请公布号
GB502236(A)
申请公布日期
1939.03.14
申请号
GB19380025780
申请日期
1938.09.02
申请人
BAUME & MARPENT
发明人
分类号
F01C21/08
主分类号
F01C21/08
代理机构
代理人
主权项
地址
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