Abrading machine
Latest National-Detroit, Inc. Patents:
Description
FIG. 1 is a top plan view of an abrading machine showing my new design;
FIG. 2 is a left side elevational view; the right side view being substantially a mirror image thereof;
FIG. 3 is a bottom plan view;
FIG. 4 is a front elevational view;
FIG. 5 is a rear elevational view;
FIG. 6 is a top plan view of another embodiment of my new design of FIGS. 1 through 5;
FIG. 7 is a left side elevational view; the right side view being substantially a mirror image thereof;
FIG. 8 is a bottom plan view;
FIG. 9 is a front elevational view; and
FIG. 10 is a rear elevational view thereof.
Referenced Cited
U.S. Patent Documents
Other references
2334172 | November 1943 | Champayne |
2751725 | June 1956 | Champayne |
3052950 | September 1962 | Civitelli |
3396963 | August 1968 | Hutchins |
3571986 | March 1971 | Champayne |
3826045 | July 1974 | Champayne |
3857206 | December 1974 | Heffran, Jr. |
4686797 | August 18, 1987 | Hoffman |
- National-Detroit, Inc., 2/1984, back page of Sanders brochure, (top-"Leveler"FB-8).
Patent History
Patent number: D314900
Type: Grant
Filed: Oct 19, 1987
Date of Patent: Feb 26, 1991
Assignee: National-Detroit, Inc. (Rockford, IL)
Inventor: Roger T. Hoffman (Winnebago, IL)
Primary Examiner: Nelson C. Holtje
Assistant Examiner: Gary D. Watson
Law Firm: Leydig, Voit & Mayer
Application Number: 7/109,751
Type: Grant
Filed: Oct 19, 1987
Date of Patent: Feb 26, 1991
Assignee: National-Detroit, Inc. (Rockford, IL)
Inventor: Roger T. Hoffman (Winnebago, IL)
Primary Examiner: Nelson C. Holtje
Assistant Examiner: Gary D. Watson
Law Firm: Leydig, Voit & Mayer
Application Number: 7/109,751
Classifications
Current U.S. Class:
D 8/62