Hydraulically operated apparatus for operating on the walls of a pan-shaped object,申请号US19520268425-传众专利搜索

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发明名称	Hydraulically operated apparatus for operating on the walls of a pan-shaped object
摘要
申请公布号	US2748862(A)	申请公布日期	1956.06.05
申请号	US19520268425	申请日期	1952.01.26
申请人	GENERAL MOTORS CORPORATION	发明人	ALSPAUGH SAMUEL W.
分类号	B21D22/00;B21D51/22	主分类号	B21D22/00
代理机构		代理人
主权项
地址

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