Reciprocating feeder for sheet material,申请号US19480057085-传众专利搜索

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发明名称	Reciprocating feeder for sheet material
摘要
申请公布号	US2635875(A)	申请公布日期	1953.04.21
申请号	US19480057085	申请日期	1948.10.28
申请人	UNITED STATES STEEL CORPORATION	发明人	WERNER ALFRED H.
分类号	B21D43/04	主分类号	B21D43/04
代理机构		代理人
主权项
地址

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