Display device
United States Patent 2836912
Inventors:
Ranucci, Ernest R.
Publication Date:
06/03/1958
View Patent Images:
Export Citation:
Assignee:
Ranucci, Ernest R.
Primary Class:
Other Classes:
40/411, 40/430, 248/694, 434/216, 434/83, 267/154
International Classes:
G09F11/23; G09F11/00
Foreign References:
| GB189307307A | ||||
| FR571889A |