Album for photographic slides
United States Patent 2879774
US Patent References:
/0163212.html
- - 0163212
/0499517.html
- - 0499517
Student's work container
- - 1524647
Game board
- - 2150850
/2259211.html
- - 2259211
/0163212.html
- - 0163212
/0499517.html
- - 0499517
Student's work container
- - 1524647
Game board
- - 2150850
/2259211.html
- - 2259211
Inventors:
Abe, Siegel
Publication Date:
03/31/1959
View Patent Images:
Export Citation:
Assignee:
Abe, Siegel
Primary Class:
Other Classes:
40/701, 40/777, 281/31
International Classes:
G03B21/64; G03B21/54
US Patent References:
| 2311646 | Film file |
Foreign References:
| CH76203A | ||||
| GB382105A |