Keyboard for a calculator or a combined calculator and watch or similar article

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Description

FIG. 1 is a front elevation of a keyboard for a calculator, or a combined calculator and watch or similar article showing our new design;

FIG. 2 is a top plan view;

FIG. 3 is a bottom plan view;

FIG. 4 is a side plan view;

FIG. 5 is a rear elevation;

FIG. 6 is a sectional view taken along line 6--6 in FIG. 1.

Referenced Cited
U.S. Patent Documents
3738099 June 1973 Tanaka
3803834 April 1974 Reese
3813533 May 1974 Cone
3867619 February 1975 Arauchi
Patent History
Patent number: D243751
Type: Grant
Filed: Mar 6, 1975
Date of Patent: Mar 22, 1977
Inventors: John Price (Peabody, MA), Richard E. Seeger (Topsfield, MA), William J. Lynn (Groveland, MA)
Primary Examiner: Nelson C. Holtje
Attorney: Sewall P. Bronstein
Application Number: 5/555,854
Classifications
Current U.S. Class: Dial, Indicator Hand, Or Other Element Or Attachment (D10/122)
International Classification: D1007;