TIME-DELAY SWITCH FOR PIPE THREADER,申请号USD3566228-传众专利搜索

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发明名称	TIME-DELAY SWITCH FOR PIPE THREADER
摘要
申请公布号	US3566228(A)	申请公布日期	1971.02.23
申请号	USD3566228	申请日期	1969.06.23
申请人	RAM TOOL CORP.	发明人	ATHANASE N. TSERGAS;RADAMES RAMIREZ
分类号	H02P23/00;H03K17/292;(IPC1-7):H02P1/22	主分类号	H02P23/00
代理机构		代理人
主权项
地址

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