Hand dynamometer

- J. A. Preston Corporation
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Description

FIG. 1 is a top plan view of a hand dynamometer showing my new design;

FIG. 2 is a side elevational view thereof;

FIG. 3 is an end elevational view thereof;

FIG. 4 is a side elevational view showing the side opposite that shown in FIG. 2;

FIG. 5 is an end elevaional view showing the end opposite that shown in FIG. 3; and

FIG. 6 is a bottom plan view thereof.

Referenced Cited
U.S. Patent Documents
D188545 August 1960 Ylinen
D211831 July 1968 Berne
1718413 June 1929 Edwards
3216259 November 1965 Bendix
3672219 June 1972 Van Patten
Patent History
Patent number: D247553
Type: Grant
Filed: Jul 12, 1976
Date of Patent: Mar 21, 1978
Assignee: J. A. Preston Corporation (New York, NY)
Inventor: Joseph M. Breuer (Brooklyn, NY)
Primary Examiner: Nelson C. Holtje
Attorney: Alex Friedman
Application Number: 5/704,607
Classifications
Current U.S. Class: Weight, Force Or Density (D10/83)
International Classification: D1004;