Perfectionnement aux ressorts en acier inoxydable et à leur procédé de fabrication,申请号FRD921223-传众专利搜索

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发明名称	Perfectionnement aux ressorts en acier inoxydable et à leur procédé de fabrication
摘要
申请公布号	FR921223(A)	申请公布日期	1947.04.30
申请号	FRD921223	申请日期	1946.01.29
申请人	ALLOY RESEARCH CORPORATION	发明人
分类号	C21D9/02	主分类号	C21D9/02
代理机构		代理人
主权项
地址

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