REMOVABLE THERMAL DIVIDER FOR A SWIMMING POOL,申请号USD3621496-传众专利搜索

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发明名称	REMOVABLE THERMAL DIVIDER FOR A SWIMMING POOL
摘要
申请公布号	US3621496(A)	申请公布日期	1971.11.23
申请号	USD3621496	申请日期	1970.03.19
申请人	DONALD A. MCWILLIAMS	发明人	DONALD A. MCWILLIAMS
分类号	E04H4/14;(IPC1-7):E04H3/16;E04H3/18	主分类号	E04H4/14
代理机构		代理人
主权项
地址

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