Marker board

Details Marker board Marker board

1974-09-05

1977-08-30

Oechsle, Anton O.

Amusement devices: games

Chance devices

Electric or magnetic

116130, 273136GA, A63F 300

Patent

active

040450139

ABSTRACT:
A marker board and a method for making same which board embodies a frame structure that defines the spatial extent of the board, an array of annular bar rings forming at least a part of the frame, and a plurality of flexible shells, each having peripheral base portions integrally formed with the rings and being independent and reversibly invertible with respect to the frame.

REFERENCES:
patent: 2872215 (1959-02-01), Taylor
patent: 3456948 (1969-07-01), Bosco
patent: 3823944 (1974-07-01), Stubbmann

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