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发明名称
WERKWIJZE VOOR HET UITVOEREN VAN ONDERHOUDSWERKZAAMHEDEN.
摘要
申请公布号
NL8900181(A)
申请公布日期
1990.06.18
申请号
NL19890000181
申请日期
1989.01.25
申请人
GEN OFFICE MAINTENANCE NV
发明人
分类号
A47L11/40;A47L25/00
主分类号
A47L11/40
代理机构
代理人
主权项
地址
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