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发明名称
MULTILAYER WALL ELEMENT
摘要
申请公布号
BG28173(A1)
申请公布日期
1980.03.25
申请号
BG19760032048
申请日期
1976.01.12
申请人
IVANOV;JJOCOV;NIKOLCHEV;LJUCKANOVA;STAMOVA;TJUTJUNDZHIEV
发明人
IVANOV;JJOCOV;NIKOLCHEV;JUCKANOVA;STAMOVA;TJUTJUNDZHIEV
分类号
E04B1/62;(IPC1-7):E04B1/62
主分类号
E04B1/62
代理机构
代理人
主权项
地址
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