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经营范围
发明名称
Vacuum cleaner
摘要
申请公布号
US2177969(A)
申请公布日期
1939.10.31
申请号
US19360091928
申请日期
1936.07.22
申请人
AIR-WAY ELECTRIC APPLIANCE CORPORATION
发明人
WELLES GEORGE D.;JR. FREDERICK RIEBEL,
分类号
A47L5/24;A47L9/00;A47L9/14
主分类号
A47L5/24
代理机构
代理人
主权项
地址
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