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发明名称
Bohnervorrichtung mit Walzenbuerste zum Anschluss an einen Staubsauger
摘要
申请公布号
DE514445(C)
申请公布日期
1930.12.16
申请号
DE1928I035400D
申请日期
1928.09.01
申请人
INTERNATIONAL GENERAL ELECTRIC COMPANY, INC.
发明人
分类号
A47L11/204
主分类号
A47L11/204
代理机构
代理人
主权项
地址
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