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经营范围
发明名称
Helical rotary engine
摘要
申请公布号
US2622787(A)
申请公布日期
1952.12.23
申请号
US19470761265
申请日期
1947.07.16
申请人
JARVIS C. MARBLE;LESLIE M. MERRILL;PERCY H. BATTEN
发明人
NILSSON HANS ROBERT
分类号
F01C1/08;F01C1/16
主分类号
F01C1/08
代理机构
代理人
主权项
地址
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