Perfectionnements aux moteurs à engrenages,申请号FRD820620-传众专利搜索

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发明名称	Perfectionnements aux moteurs à engrenages
摘要
申请公布号	FR820620(A)	申请公布日期	1937.11.16
申请号	FRD820620	申请日期	1937.04.15
申请人	ATELIERS MECANIQUES DU DOUAISIS	发明人	CRIQUILLION PIERRE
分类号	F01C1/18	主分类号	F01C1/18
代理机构		代理人
主权项
地址

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