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经营范围
发明名称
VACUUM CLEANER
摘要
申请公布号
US3619850(A)
申请公布日期
1971.11.16
申请号
USD3619850
申请日期
1969.05.22
申请人
PROCTOR-SILEX INC.
发明人
GERALD E. RIDEOUT;CLIFFORD R. WALKER
分类号
A47L5/36;A47L9/00;F16J15/00;(IPC1-7):A47L5/00
主分类号
A47L5/36
代理机构
代理人
主权项
地址
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