Case for a learning aid or calculator or the like

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Description

FIG. 1 is a view in perspective showing our new design for a case for a learning aid or calculator or the like;

FIG. 2 is a top plan view thereof;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is a side elevational view thereof; and

FIG. 6 is a bottom view thereof.

Referenced Cited
U.S. Patent Documents
D222542 November 1971 Matsumoto
3130518 April 1964 Glass et al.
Other references
  • Hanover House Gift Guide, .COPYRGT.1967, p. 8. Robot computer. Merchandising Week, 2-24-75, p. 99, Novus "Quiz Kid" novelty calculator.
Patent History
Patent number: D251634
Type: Grant
Filed: Oct 25, 1977
Date of Patent: Apr 17, 1979
Assignee: Texas Instruments Incorporated (Dallas, TX)
Inventors: Eugene J. Sulek (Lubbock, TX), Richard R. Nesbitt (Lubbock, TX)
Primary Examiner: Susan J. Lucas
Attorney: Rene E. Grossman
Application Number: 5/844,562
Classifications
Current U.S. Class: With Keyboard (D18/7)
International Classification: D1801;