,申请号FR19710029935-传众专利搜索

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发明名称
摘要
申请公布号	FR2103419(A1)	申请公布日期	1972.04.14
申请号	FR19710029935	申请日期	1971.08.17
申请人	PPG IND INC,US	发明人
分类号	E04B1/80;E06B3/66;(IPC1-7):E04C1/00	主分类号	E04B1/80
代理机构		代理人
主权项
地址

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