AN IMPROVED PIPE BENDER,申请号GB19900012438-传众专利搜索

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发明名称	AN IMPROVED PIPE BENDER
摘要
申请公布号	GB9012438(D0)	申请公布日期	1990.07.25
申请号	GB19900012438	申请日期	1990.06.04
申请人	WANG, TIEN-SHUI	发明人
分类号	B21D7/06	主分类号	B21D7/06
代理机构		代理人
主权项
地址

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