Light dot matrix game assembly

Details Light dot matrix game assembly Light dot matrix game assembly

1986-02-07

1987-06-02

Grieb, William H.

Education and demonstration

Visual art or craft, artistic adornment, or color training...

Drawing

G09B 1106

Patent

active

046699848

ABSTRACT:
An improved toy drawing assembly is provided by a light table assembly, a pair of indexing systems along two perpendicular axes in the table assembly, a pair of selector elements and arm elements for transferring a preselected sequence of two-dimensional coordinates from a code book onto a writing material placed on the light table.

REFERENCES:
patent: 2044760 (1936-06-01), Anderson
patent: 2191109 (1940-02-01), Kittredge
patent: 2891314 (1959-06-01), Haschek
patent: 3055113 (1962-09-01), Grandjean
patent: 3665610 (1972-05-01), Schlau et al.

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