Roofing element,申请号US19370125017-传众专利搜索

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发明名称	Roofing element
摘要
申请公布号	US2241603(A)	申请公布日期	1941.05.13
申请号	US19370125017	申请日期	1937.02.10
申请人	THE PATENT AND LICENSING CORPORATION	发明人	KIRSCHBRAUN LESTER
分类号	E04D3/35	主分类号	E04D3/35
代理机构		代理人
主权项
地址

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