Asphalt prepared building material and method of making same,申请号US19310578548-传众专利搜索

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发明名称	Asphalt prepared building material and method of making same
摘要
申请公布号	US1972810(A)	申请公布日期	1934.09.04
申请号	US19310578548	申请日期	1931.12.02
申请人	THE PATENT AND LICENSING CORPORATION	发明人	WETTLAUFER JULES L.
分类号	E04F13/14	主分类号	E04F13/14
代理机构		代理人
主权项
地址

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