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发明名称
APPARATUS FOR CLEANING RUBBISH CHUTE DUCTS IN DWELLING HOUSES
摘要
申请公布号
PL272966(A1)
申请公布日期
1989.12.11
申请号
PL19880272966
申请日期
1988.06.08
申请人
SPOLDZIELCZY OSRODEK STUDIALNO
发明人
MAKOWSKI MAREK
分类号
B08B;(IPC1-7):B08B/
主分类号
B08B
代理机构
代理人
主权项
地址
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