Procédé de frettage interne de pièces métalliques obtenues en fonderie,申请号FRD1053497-传众专利搜索

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发明名称	Procédé de frettage interne de pièces métalliques obtenues en fonderie
摘要
申请公布号	FR1053497(A)	申请公布日期	1954.02.02
申请号	FRD1053497	申请日期	1952.04.07
申请人		发明人	MARQUER ALBERT-EUGENE;TRANCHANT JACQUES-FREDERIC-PIE
分类号	B22D19/02	主分类号	B22D19/02
代理机构		代理人
主权项
地址

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