GRAVITY TYPE WELDER,申请号USD3456093-传众专利搜索

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发明名称	GRAVITY TYPE WELDER
摘要
申请公布号	US3456093(A)	申请公布日期	1969.07.15
申请号	USD3456093	申请日期	1967.07.11
申请人	YAWATA WELDING ELECTRODE CO. LTD.	发明人	HIROSHI FUJITA
分类号	B23K9/14;(IPC1-7):B23K9/00	主分类号	B23K9/14
代理机构		代理人
主权项
地址

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