Hydraulic control apparatus for internal-combustion engines and variable pitch propellers,申请号US19470777323-传众专利搜索

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发明名称	Hydraulic control apparatus for internal-combustion engines and variable pitch propellers
摘要
申请公布号	US2638993(A)	申请公布日期	1953.05.19
申请号	US19470777323	申请日期	1947.10.01
申请人	NILES-BEMENT-POND COMPANY	发明人	WOODWARD JAMES S.
分类号	F02D29/00	主分类号	F02D29/00
代理机构		代理人
主权项
地址

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