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经营范围
发明名称
Rotary internal combustion engine
摘要
申请公布号
US1952149(A)
申请公布日期
1934.03.27
申请号
US19300420961
申请日期
1930.01.15
申请人
THOMAS DE WITT C
发明人
THOMAS DE WITT C.
分类号
F01C1/356;F01C11/00;F02B53/08;F04C28/06
主分类号
F01C1/356
代理机构
代理人
主权项
地址
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