USD214054S - Arithmetic teaching device - Google Patents

Description

United States Patent 0 Des. 214,054 Patented May 6, 1969 "ice ARITHMETIC TEACHING DEVICE Arnold Fine and Myron Goldberg, Queens, NY.

Filed Feb. 20, 1968, Ser. No. 10,648

Term of patent 14 years Int. Cl. D19-08 US. Cl. D25-1 FIG. 1 is a front perspective view of an arithmetic teaching device embodying my new design, and showing a selectively positionable counting piece exploded therefrom;

FIG. 2 is a top plan view of the teaching device;

FIG. 3 is an elevational view taken from the right side of FIG. 1; and

FIG. 4 is a fragmentary rear elevational view, the upper righthand corner being broken away for convenience of illustration.

We claim: The ornamental design for the arithmetic teaching device, as shown and described.

References Cited UNITED STATES PATENTS 3,140,552 7/1964 Mader 3531 MELVIN B. FEIFER, Primary Examiner.

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