IMPROVEMENTS IN POOL SAFETY DEVICES,申请号ZA19710003938-传众专利搜索

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发明名称	IMPROVEMENTS IN POOL SAFETY DEVICES
摘要
申请公布号	ZA7103938(B)	申请公布日期	1972.08.30
申请号	ZA19710003938	申请日期	1971.06.17
申请人	HARTLEY H	发明人	HARTLEY H
分类号	E04H	主分类号	E04H
代理机构		代理人
主权项
地址

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