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发明名称
Vacuum cleaner bag
摘要
申请公布号
US2449102(A)
申请公布日期
1948.09.14
申请号
US19450619316
申请日期
1945.09.29
申请人
ARTHUR BEAGER;BEAGER ELIZABETH W
发明人
BEAGER ARTHUR;BEAGER ELIZABETH W.
分类号
A47L9/14
主分类号
A47L9/14
代理机构
代理人
主权项
地址
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