Perfectionnements aux essieux à roues folles sur roulements à billes, applicables en particulier aux berlines de mines,申请号FRD765697-传众专利搜索

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发明名称	Perfectionnements aux essieux à roues folles sur roulements à billes, applicables en particulier aux berlines de mines
摘要
申请公布号	FR765697(A)	申请公布日期	1934.06.14
申请号	FRD765697	申请日期	1933.12.16
申请人		发明人	GRONIER MAURICE
分类号	B60B37/10	主分类号	B60B37/10
代理机构		代理人
主权项
地址

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