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发明名称
Electrical display device
摘要
申请公布号
US2210718(A)
申请公布日期
1940.08.06
申请号
US19370139096
申请日期
1937.04.26
申请人
HENNINGER JR ANDREW F;HENNINGER GEORGE D
发明人
JR. ANDREW F. HENNINGER,;HENNINGER GEORGE D.
分类号
G09F13/00
主分类号
G09F13/00
代理机构
代理人
主权项
地址
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