Method of making asbestos-cement sheets,申请号US19490110564-传众专利搜索

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发明名称	Method of making asbestos-cement sheets
摘要
申请公布号	US2669166(A)	申请公布日期	1954.02.16
申请号	US19490110564	申请日期	1949.08.16
申请人	THE RUBEROID CO.	发明人	SMITH CHARLES CARTER
分类号	B28B1/52	主分类号	B28B1/52
代理机构		代理人
主权项
地址

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