Patent
   D280217
Priority
Oct 08 1982
Filed
Mar 04 1983
Issued
Aug 20 1985
Expiry
Aug 20 1999
Assg.orig
Entity
unknown
27
3
n/a
The ornamental design for a talking mathematics trainer, as shown and described.

FIG. 1 is a top, front and left side perspective view of a talking mathematics trainer showing our new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a right side elevational view thereof;

FIG. 4 is a rear elevational view thereof, in inverted position;

FIG. 5 is a front elevational view thereof;

FIG. 6 is a bottom plan view thereof; and

FIG. 7 is a left side elevational view thereof.

Saito, Shigeru, Tomozawa, Hisashi, Nagao, Yoshihiko

Patent Priority Assignee Title
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Patent Priority Assignee Title
D256028, May 01 1978 Texas Instruments Incorporated Case for an electronic learning aid, game or similar apparatus
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Feb 24 1983TOMOZAWA, HISASHIMitsubishi Denki Kabushiki KaishaASSIGNMENT OF ASSIGNORS INTEREST 0044020186 pdf
Feb 24 1983NAGAO, YOSHIHIKOMitsubishi Denki Kabushiki KaishaASSIGNMENT OF ASSIGNORS INTEREST 0044020186 pdf
Feb 24 1983SAITO, SHIGERUMitsubishi Denki Kabushiki KaishaASSIGNMENT OF ASSIGNORS INTEREST 0044020186 pdf
Mar 04 1983Nitsubishi Denki Kabushiki Kaisha(assignment on the face of the patent)
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