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The ornamental design for a combined keyboard and electronic learning aid, as shown and described. |
FIG. 1 is a top plan view of a combined keyboard and electronic learning aid showing our new design;
FIG. 2 is a left side elevational view thereof;
FIG. 3 is a right side elevational view thereof;
FIG. 4 is a rear elevational view thereof;
FIG. 5 is a front elevational view thereof;
FIG. 6 is a bottom plan view thereof;
FIG. 7 is a top plan view thereof, with the keyboard portion removed for clarity of illustration only.
FIG. 8 is a left side elevational view thereof;
FIG. 9 is a right side elevational view thereof;
FIG. 10 is a rear elevational view thereof;
FIG. 11 is a front elevational view thereof;
FIG. 12 is a bottom plan view thereof;
FIG. 13 is a top plan view of the keyboard portion of FIG. 1 shown separately for clarity of illustration only.
FIG. 14 is a left side elevational view thereof;
FIG. 15 is a right side elevational view thereof;
FIG. 16 is a rear elevational view thereof;
FIG. 17 is a front elevational view thereof;
FIG. 18 is a bottom plan view thereof; and
FIG. 19 is an enlarged top perspective view of FIG. 1.
Cheung, David, Leung, Donny, Yiu, Wu T.
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D256028, | May 01 1978 | Texas Instruments Incorporated | Case for an electronic learning aid, game or similar apparatus |
D280217, | Oct 08 1982 | Nitsubishi Denki Kabushiki Kaisha | Talking mathematics trainer |
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Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
Apr 15 1988 | Video Technology Industries, Inc. | (assignment on the face of the patent) | / | |||
Jun 14 1988 | CHEUNG, DAVID | VIDEO TECHNOLOGY INDUSTRIES, INC , 400 ANTHONY TRAIL, NORTHBROOK, ILLINOIS 60062, A ILLINOIS CORP | NUNC PRO TUNC ASSIGNMENT SEE DOCUMENT FOR DETAILS EFFECTIVE DATE: 09-01-87 | 004914 | /0854 | |
Jun 14 1988 | YIU, WU T | VIDEO TECHNOLOGY INDUSTRIES, INC , 400 ANTHONY TRAIL, NORTHBROOK, ILLINOIS 60062, A ILLINOIS CORP | NUNC PRO TUNC ASSIGNMENT SEE DOCUMENT FOR DETAILS EFFECTIVE DATE: 09-01-87 | 004914 | /0854 | |
Jun 14 1988 | LEUNG, DONNY | VIDEO TECHNOLOGY INDUSTRIES, INC , 400 ANTHONY TRAIL, NORTHBROOK, ILLINOIS 60062, A ILLINOIS CORP | NUNC PRO TUNC ASSIGNMENT SEE DOCUMENT FOR DETAILS EFFECTIVE DATE: 09-01-87 | 004914 | /0854 | |
Sep 29 1993 | VIDEO TECHNOLOGY INDUSTRIES, INC | VTECH INDUSTRIES, INC | CHANGE OF NAME SEE DOCUMENT FOR DETAILS | 006794 | /0492 |
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