Title: Amusement device

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Claims: Having described my invention, what I claim as new and desire to secure by Letters Patent is:

1. An amusement device comprising in combination:

an envelope including a pair of mutually spaced walls defining therebetween a card-receiving space, each of said walls being formed of a substantially rigid transparent material and characterized by a pair of oppositely related planar surfaces;

a maze card having a pair of planar, oppositely related faces removably disposed between the walls of said envelope and characterized by indicia defining on the faces on integral maze comprising a labyrinth of contiguously related path segments visually apparent through each wall of said pair of walls, first gate means joining contiguous path segments defined on faces of said card common thereto, and second gate means joining segments defined on opposite faces of the card for establishing a singular, obfuscated path extending from the periphery of the card to its center and passing at least once through the card; and

path tracing means including a marking device for applying removable tracing marks to the surfaces of said walls.

2. The amusement device of claim 1 wherein the indicia includes straight lines arranged in both parallel intersecting relationships, the first gate means includes hiatus defined in selected straight lines, and said second gate means includes registered indicia printed on the opposite faces of the card.

Other info:

Inventors: Bredlau, Kenneth A. (Morgan Hill, CA, US)

Application Number: 712782
Filing Date: 1976-08-09
Publication_date: 1978-01-03
Assignee:
Primary Class(es): 273/153R 273/113
Other Classes:
US Patent Ref:

426569	Apr, 1890	O'Shaughnessy	273/153.
2011266	Aug, 1935	Boynton	273/153.
3179414	Apr, 1965	Mertz et al.	273/130.
3642191	Feb, 1972	Roof	35/62.

Other Refs:
Primary Examiner: Oechsle, Anton O.
Assistant Examiner:
Attorney: Huebner & Worrel