Portable pipe cutting machine,申请号US19550494201-传众专利搜索

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发明名称	Portable pipe cutting machine
摘要
申请公布号	US2769235(A)	申请公布日期	1956.11.06
申请号	US19550494201	申请日期	1955.03.14
申请人	MARTOIS ARTHUR E	发明人	MARTOIS ARTHUR E.
分类号	B23D21/08	主分类号	B23D21/08
代理机构		代理人
主权项
地址

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