Bowling ball abrading device

Description

FIG. 1 is a side elevational view of a bowling ball abrading device showing my new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a bottom plan view thereof;

FIG. 4 is a top plan view of a second embodiment of the design shown in FIGS. 1 through 3 thereof, the side elevational view being identical to FIG. 1;

FIG. 5 is a bottom plan view thereof;

FIG. 6 is a side elevational view of a third embodiment of the design shown in FIGS. 1 through 3, all sides being identical;

FIG. 7 is a top plan view thereof; and

FIG. 8 is a bottom plan view thereof.

Referenced Cited
U.S. Patent Documents
D130805 December 1941 Roberts
D131307 February 1942 Rothe et al.
D213386 February 1969 Sheffer
D228616 October 1973 Tomo
D293166 December 15, 1987 Caswell
1741783 December 1929 Lower
2021150 November 1935 Leonard
2339573 January 1944 Knipp
2588714 March 1952 Fleming
2924457 February 1960 Michaels et al.
3451682 June 1969 Trimble
3513821 May 1970 Bouvier
3769760 November 1973 Kritscke
3998012 December 21, 1976 Ness
4206574 June 10, 1980 Dotsko
Patent History
Patent number: D314032
Type: Grant
Filed: May 1, 1987
Date of Patent: Jan 22, 1991
Inventor: Michael G. Gordon (Sterling Heights, MI)
Primary Examiner: Charles A. Rademaker
Assistant Examiner: Alicia A. Farrell
Law Firm: Brooks & Kushman
Application Number: 7/45,667
Classifications
Current U.S. Class: D21/233