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发明名称
Vorrichtung zum Angeben einer maximalen Staubmenge im Staubsack eines Staubsaugers
摘要
申请公布号
CH331790(A)
申请公布日期
1958.08.15
申请号
CHD331790
申请日期
1955.07.29
申请人
VAN DER HEEM N. V.
发明人
HEEM,JAN VAN DER
分类号
A47L9/19
主分类号
A47L9/19
代理机构
代理人
主权项
地址
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