Roofing and method of forming the same,申请号US19240731775-传众专利搜索

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发明名称	Roofing and method of forming the same
摘要
申请公布号	US1748981(A)	申请公布日期	1930.03.04
申请号	US19240731775	申请日期	1924.08.13
申请人	THE PATENT AND LICENSING CORPORATION	发明人	HARRIS WILLIAM A.
分类号	E04D1/26	主分类号	E04D1/26
代理机构		代理人
主权项
地址

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