Shiftable ball rolling board and control therefor
United States Patent 2658755
Inventors:
Benak, George R.
Publication Date:
11/10/1953
Assignee:
Raymond, Moloney T.
International Classes:
A63D13/00
US Patent References:
| 2300328 | Game | | | |
| 2317506 | Accessory for game apparatus | | | |
| 2423725 | Add and subtract counter and control device for a game apparatus | | | |
Foreign References:
| GB190023495A | | | | |
| GB416709A | | | | |
| GB421190A | | | | |
| GB450096A | | | | |