Electronic studying machine
- Canon
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Description
FIG. 1 is a front view of the electronic studying machine showing my new design;
FIG. 2 is a rear view thereof;
FIG. 3 is a top plan view thereof;
FIG. 4 is a bottom plan view thereof;
FIG. 5 is a side elevational view as seen from the left of FIG. 1;
FIG. 6 is a side elevational view as seen from the right of FIG. 1; and
FIG. 7 is a perspective view of the electronic studying machine.
Referenced Cited
U.S. Patent Documents
Other references
D232943 | September 1974 | Maeda |
D258740 | March 31, 1981 | Matsumoto |
- Hong Kong Toys, 1982, p. 382, bottom, Item 610, Music Quiz Calculator. Retailing Home Furnishings, Jun. 1, 1981, Sect. A, p. 9, bottom left, Item 670, Musical Clock/Calculator.
Patent History
Patent number: D280530
Type: Grant
Filed: Feb 22, 1983
Date of Patent: Sep 10, 1985
Assignee: Canon Kabushiki Kaisha (Tokyo)
Inventor: Masako Sugiyama (Yokohama)
Primary Examiner: Melvin B. Feifer
Law Firm: Fitzpatrick, Cella, Harper & Scinto
Application Number: 6/468,124
Type: Grant
Filed: Feb 22, 1983
Date of Patent: Sep 10, 1985
Assignee: Canon Kabushiki Kaisha (Tokyo)
Inventor: Masako Sugiyama (Yokohama)
Primary Examiner: Melvin B. Feifer
Law Firm: Fitzpatrick, Cella, Harper & Scinto
Application Number: 6/468,124
Classifications
Current U.S. Class:
Sensory Feedback, E.g., Audio-visual Teaching Machine (D19/60);
With Keyboard (D18/7)