Display panel construction
United States Patent 2920410
US Patent References:
Advertising device
- - 1517067
Advertising device
- - 1656341
Display device
- - 2084635
Display figure
- - 2106818
Novelty
- - 2125424
Advertising device
- - 1517067
Advertising device
- - 1656341
Display device
- - 2084635
Display figure
- - 2106818
Novelty
- - 2125424
Inventors:
Robert, Angehrn Emile
Publication Date:
01/12/1960
View Patent Images:
Export Citation:
Assignee:
Robert, Angehrn Emile
Primary Class:
Other Classes:
40/124.070
International Classes:
A47F5/11; G09F5/00; A47F5/10
US Patent References:
| 2509397 | Curved score display device |
Foreign References:
| GB379074A | ||||
| GB393688A |