Propeller unit for aircraft,申请号US19400337295-传众专利搜索

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法人/股东/高管

发明名称	Propeller unit for aircraft
摘要
申请公布号	US2484273(A)	申请公布日期	1949.10.11
申请号	US19400337295	申请日期	1940.05.25
申请人	HYACINTHE DESMOULINS EMILE	发明人	DESMOULINS EMILE HYACINTHE
分类号	B64D35/04	主分类号	B64D35/04
代理机构		代理人
主权项
地址

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