SAFETY DEVICE FOR LADDERS,申请号MW19830000003-传众专利搜索

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发明名称	SAFETY DEVICE FOR LADDERS
摘要
申请公布号	MW383(A1)	申请公布日期	1983.09.14
申请号	MW19830000003	申请日期	1983.01.26
申请人	SAMUEL DAVID SMITH	发明人
分类号	E06C;E06C7/18;(IPC1-7):E06C7/18	主分类号	E06C
代理机构		代理人
主权项
地址

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