Procédé de traitement thermique des pièces de mécanique comportant des perforations, notamment des vilebrequins, et dispositifs pour mettre en oeuvre ce procédé,申请号FRD1001858-传众专利搜索

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发明名称	Procédé de traitement thermique des pièces de mécanique comportant des perforations, notamment des vilebrequins, et dispositifs pour mettre en oeuvre ce procédé
摘要
申请公布号	FR1001858(A)	申请公布日期	1952.02.28
申请号	FRD1001858	申请日期	1949.12.08
申请人	ATELIERS PARTIOT-CEMENTATION	发明人
分类号	C21D9/30	主分类号	C21D9/30
代理机构		代理人
主权项
地址

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