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发明名称
WINDOW VENTILATOR
摘要
申请公布号
US3523501(A)
申请公布日期
1970.08.11
申请号
USD3523501
申请日期
1968.10.17
申请人
IRVIN C. WILLERT
发明人
IRVIN C. WILLERT
分类号
E06B7/03;F24F7/00;(IPC1-7):E06B7/02
主分类号
E06B7/03
代理机构
代理人
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地址
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