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经营范围
发明名称
Reinigungsgerät, insbesondere für Schultafeln.
摘要
申请公布号
CH273100(A)
申请公布日期
1951.01.31
申请号
CHD273100
申请日期
1949.05.19
申请人
WEGER,KARL
发明人
WEGER,KARL
分类号
A47L1/15;B43L21/00
主分类号
A47L1/15
代理机构
代理人
主权项
地址
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