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经营范围
发明名称
Luminous panel
摘要
申请公布号
US2695430(A)
申请公布日期
1954.11.30
申请号
US19470722919
申请日期
1947.01.18
申请人
THE F. W. WAKEFIELD BRASS COMPANY
发明人
WAKEFIELD GEORGE P.
分类号
E04B9/32;E04C2/54
主分类号
E04B9/32
代理机构
代理人
主权项
地址
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