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Publication numberUSD311728 S
Publication typeGrant
Application numberUS 07/316,447
Publication dateOct 30, 1990
Filing dateFeb 27, 1989
Publication number07316447, 316447, US D311728 S, US D311728S, US-S-D311728, USD311728 S, USD311728S
InventorsIsamu Yoshitake
Original AssigneeCasio Computer Co., Ltd.
Export CitationBiBTeX, EndNote, RefMan
External Links: USPTO, USPTO Assignment, Espacenet
Central processing unit
US D311728 S
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  1. The ornamental design for a central processing unit, as shown and described.

FIG. 1 is a front elevation view of a central processing unit showing my new design;

FIG. 2 is a right side elevation view thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is a left side elevation view thereof;

FIG. 5 is a rear elevation view thereof;

FIG. 6 is a bottom plan view thereof; and

FIG. 7 is a top, front, right side perspective view thereof.

Non-Patent Citations
1Datamation--Sep. 1, 1987, p. 43--The Unisys Series 5000 Floor Standing Computers.
U.S. ClassificationD14/351