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发明名称
DEFLECTOR FOR A VACUUM CLEANER
摘要
申请公布号
US3534429(A)
申请公布日期
1970.10.20
申请号
USD3534429
申请日期
1968.03.04
申请人
PARKER SWEEPER CO.
发明人
LOY D. RHOADS
分类号
A47L9/00;(IPC1-7):A47L9/00
主分类号
A47L9/00
代理机构
代理人
主权项
地址
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