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Publication numberUSD218242 S
Publication typeGrant
Publication dateAug 4, 1970
Filing dateMar 10, 1969
Publication numberUS D218242 S, US D218242S, US-S-D218242, USD218242 S, USD218242S
InventorsHerman Schpektor
Export CitationBiBTeX, EndNote, RefMan
External Links: USPTO, USPTO Assignment, Espacenet
Educational geometric puzzle
US D218242 S
Abstract  available in
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Claims  available in
Description  (OCR text may contain errors)

United States Patent Ofifice 218,242

Patented Aug. 4, 1970 EDUCATIONAL GEOMETRIC PUZZLE Simon Gompes and Herman Schpektor, both of Nieuwe Keizersgracht 58, Amsterdam, Netherlands Filed Mar. 10, 1969, Ser. No. 16,163 Claims priority, application Great Britain Feb. 7, 1969 Term of patent 14 years Int. Cl. D1908 US. Cl. D25-1 l MI I l l I tim I l lllllflm l l l l FIG. 1 is a plan view of an educational geometric puz- References Cited zle showing our new design with a sample piece shown exploded th f Beckley-Cardy Cat, 1959-4960, p. 172A, middle of FIG. 2 is an elevational view thereof, as viewed in the Page, Coordination Boarddirection of the rrow 2 in FIG, 1; d F. A. O. Schwarz, Fox Xmas, 19671968, recd Dec. 6,

FIG. 3 is a section on the line 3-3 of FIG. 1. 1967, ppp g i ms 0 and D, P

We claim MELVIN B. FEIFER, Primary Examiner The ornamental design for an educational geometric puzzle, substantially as shown.