Title:
Crossword game apparatus
United States Patent 3152806


Inventors:
Jackman, Erwin B.
Application Number:
US25212263A
Publication Date:
10/13/1964
Filing Date:
01/17/1963
Assignee:
Jackman, Erwin B.
Primary Class:
Other Classes:
221/171, 221/268, 273/148R, 273/237, 273/284, 273/286, 434/172
International Classes:
A63F3/04; A63F3/00
View Patent Images:
US Patent References:
3012779Icbm game1961-12-12
2904915Work control and scheduling device1959-09-22
2586017Game1952-02-19
2317043Creation of design patterns1943-04-20
Foreign References:
AT193168B1957-11-25
FR1107303A1955-12-29
FR1164199A1958-10-07