Spine backboard

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Description

FIG. 1 is a perspective view of a spine backboard, showing my new design;

FIG. 2 is a front end elevational view thereof;

FIG. 3 is a rear end elevational view thereof;

FIG. 4 is a top plan view thereof;

FIG. 5 is a bottom plan view thereof; and,

FIG. 6 is a side elevational view thereof; the opposite side elevational view being a mirror image.

Referenced Cited
U.S. Patent Documents
D226341 February 1973 Rhoads
D244315 May 10, 1977 Havstad
3151343 October 1964 McCormick
3414914 December 1968 Gramins
3707734 January 1973 Matthews
4033000 July 5, 1977 Bonifay
4226231 October 7, 1980 Andersen
4369982 January 25, 1983 Hein et al.
4473912 October 2, 1984 Scheidel et al.
4506664 March 26, 1985 Brault
4655206 April 7, 1987 Moody
4744115 May 17, 1988 Marchione
4794656 January 3, 1989 Henley, Jr.
4854305 August 8, 1989 Bremer
Patent History
Patent number: D328351
Type: Grant
Filed: Jun 18, 1990
Date of Patent: Jul 28, 1992
Assignee: Wellington Leisure Products, Inc. (Madison, GA)
Inventor: Arthur Ott (Greensboro, GA)
Primary Examiner: Stella Reid
Law Firm: Kennedy & Kennedy
Application Number: 7/539,473