Tube expander, including a reverse rolling chuck,申请号US19530365629-传众专利搜索

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发明名称	Tube expander, including a reverse rolling chuck
摘要
申请公布号	US2767766(A)	申请公布日期	1956.10.23
申请号	US19530365629	申请日期	1953.07.02
申请人	THE AIRETOOL MANUFACTURING CO.	发明人	MATHEWS HAROLD C.
分类号	B21D39/10	主分类号	B21D39/10
代理机构		代理人
主权项
地址

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