Trailer hitch load scale

Description

FIG. 1 is a front perspective view of a trailer load hitch scale showing my new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a top plan view thereof, the bottom being flat, plain and unornamented;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is a top plan view of another embodiment of my new design of FIGS. 1-4;

FIG. 6 is a front elevational view thereof;

FIG. 7 is a rear elevational view thereof;

FIG. 8 is a bottom plan view thereof.

Referenced Cited
U.S. Patent Documents
D193682 September 1962 Bieger
D231016 March 1974 Zanuso
D234498 March 1975 Etchison
D248928 August 15, 1978 Grunstad
478699 July 1892 Kovsky
4056155 November 1, 1977 Wahl
Patent History
Patent number: D255664
Type: Grant
Filed: Jan 25, 1978
Date of Patent: Jul 1, 1980
Inventor: Martin H. Wahl (Evans City, PA)
Primary Examiner: Nelson C. Holtje
Attorney: Robert D. Yeager
Application Number: 5/872,320
Classifications
Current U.S. Class: Vertical Spring Type (D10/89)
International Classification: D1004;