USD226662S - Educational device for demonstrating momentum - Google Patents
Educational device for demonstrating momentum Download PDFInfo
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- USD226662S USD226662S US D226662 S USD226662 S US D226662S
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- momentum
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United States Patent 0 ice: Patented 211 fiffli:
EDUCATIONAL DEVICE FOR DEMONSTRATING MOMENTUM Larry Harrison, Clifton Springs, N.Y., assignor to Xerox Corporation, Rochester, NY.
Filed May 19., 1971, Ser. No. 145,10l
Term of paten! 14 years Int. Cl. Dl9--O7 U.S. Cl. D25l R FIG. 1 is device;
FIG. 2 is FIG. 3 IS device;
FIG. 4 is device;
Dee. 226,662
PAGE 2 a rear perspective view of the educational a top plan view of the educational device; a rear elevational view of the educational a front elevational view of the educational FIG. 5 is one side view of the educational device; and FIG. 6 is another side view of the educational device.
I claim: The ornamental design of an educational device for demonstrating momentum, substantially as shown.
References Cited Welch Laboratory Apparatus, recd October 1965, p. 69, lower left, simple form, item No. 0879.
MELVIN B. FEIFER. Primarv Examiner
Family
ID=
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