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经营范围
发明名称
Rotary engine, pistons and sealing means therefor
摘要
申请公布号
US2834322(A)
申请公布日期
1958.05.13
申请号
US19570636416
申请日期
1957.01.25
申请人
MALLINCKRODT GEORGE E
发明人
MALLINCKRODT GEORGE E.
分类号
F01C21/06
主分类号
F01C21/06
代理机构
代理人
主权项
地址
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