Calculator

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Description

FIG. 1 is a perspective view of a calculator showing my new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is an end elevational view thereof; and

FIG. 4 is a side elevational view thereof; the opposite side being the mirror image of the side shown in FIG. 3.

The rear of the device is substantially planar and unornamented.

Referenced Cited
U.S. Patent Documents
D233350 October 1974 Bellini
Patent History
Patent number: D245108
Type: Grant
Filed: May 6, 1976
Date of Patent: Jul 19, 1977
Assignee: Sinclair Radionics Limited (Huntingdon)
Inventor: John Hunter Pemberton (Cambridge)
Primary Examiner: Wallace R. Burke
Assistant Examiner: Catherine Kemper
Attorney: Joseph F. Brisebois
Application Number: 5/683,748
Classifications
Current U.S. Class: D64/11B
International Classification: D1801;