Health aid calculator

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Description

FIG. 1 is a top plan view of a health aid calculator showing our new design;

FIG. 2 is a top plan view thereof, with the indicating disk removed for ease of illustration;

FIG. 3 is a left side elevational view thereof;

FIG. 4 is a right side elevational view thereof;

FIG. 5 is a rear elevational view thereof;

FIG. 6 is a front elevational view thereof.

Referenced Cited
U.S. Patent Documents
D43451 January 1913 Sauze
D135349 March 1943 Sterling
D241775 October 1976 Deney, Jr.
853411 May 1907 Hunt
2234896 March 1941 De Turk
2462338 February 1949 Sieradzki
3279695 October 1966 Krause
3511438 May 1970 Melendez
Patent History
Patent number: D315168
Type: Grant
Filed: Dec 23, 1988
Date of Patent: Mar 5, 1991
Inventors: Henry F. Ramm (Broad Run, VA), Lois L. Ramm (Broad Run, VA)
Primary Examiner: Nelson C. Holtje
Assistant Examiner: Caron D. Veynar
Attorney: Jerry T. Kearns
Application Number: 7/288,809
Classifications
Current U.S. Class: Rotary (D18/10)