Method of making building panels,申请号US19630277340-传众专利搜索

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发明名称	Method of making building panels
摘要
申请公布号	US3298883(A)	申请公布日期	1967.01.17
申请号	US19630277340	申请日期	1963.05.01
申请人	LEMELSON JEROME H	发明人	LEMELSON JEROME H.
分类号	E04B1/16;E04C2/32;E04F13/04	主分类号	E04B1/16
代理机构		代理人
主权项
地址

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