Improvements relating to rotary pumps of the geared tooth type,申请号GB19360019845-传众专利搜索

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发明名称	Improvements relating to rotary pumps of the geared tooth type
摘要
申请公布号	GB478268(A)	申请公布日期	1938.01.17
申请号	GB19360019845	申请日期	1936.07.17
申请人	THOMAS WINTER NICHOLS	发明人
分类号	F04C2/08;F04C2/14	主分类号	F04C2/08
代理机构		代理人
主权项
地址

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