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经营范围
发明名称
NOZZLE FOR APPLYING PLASTERING MORTAR
摘要
申请公布号
SU617559(A1)
申请公布日期
1978.07.30
申请号
SU19752111770
申请日期
1975.03.07
申请人
ERMOLAEV SERGEJ P,SU
发明人
ERMOLAEV SERGEJ P,SU
分类号
E04F21/12;E04G21/06;(IPC1-7):E04F21/12
主分类号
E04F21/12
代理机构
代理人
主权项
地址
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