Adjustable level
Description
FIG. 1 is a top, front and right side perspective view of an adjustable level showing my new design, the dotted line showing of a beam is environmental only and forms no part of the claimed design;
FIG. 2 is a front elevational view;
FIG. 3 is a right side elevational view;
FIG. 4 is a rear elevational view;
FIG. 5 is a left side elevational view;
FIG. 6 is a top plan view; and
FIG. 7 is a bottom plan view thereof.
Referenced Cited
U.S. Patent Documents
D220124 | March 1971 | Powell |
D253581 | December 4, 1979 | Vander Werf |
D257330 | October 14, 1980 | Vander Werf |
D261626 | November 3, 1981 | Vander Werf |
D269668 | July 12, 1983 | Smith et al. |
D288539 | March 3, 1987 | Vander Werf |
D288540 | March 3, 1987 | Vander Werf |
D288541 | March 3, 1987 | Vander Werf |
D289266 | April 14, 1987 | Vander Werf |
D292679 | November 10, 1987 | Fincher |
3826013 | July 1974 | Baher |
Patent History
Patent number: D317725
Type: Grant
Filed: Apr 24, 1989
Date of Patent: Jun 25, 1991
Inventor: David W. McCord (Omaha, NE)
Primary Examiner: Nelson C. Holtje
Assistant Examiner: Antoine D. Davis
Law Firm: Zarley, McKee, Thomte, Voorhees & Sease
Application Number: 7/342,400
Type: Grant
Filed: Apr 24, 1989
Date of Patent: Jun 25, 1991
Inventor: David W. McCord (Omaha, NE)
Primary Examiner: Nelson C. Holtje
Assistant Examiner: Antoine D. Davis
Law Firm: Zarley, McKee, Thomte, Voorhees & Sease
Application Number: 7/342,400
Classifications
Current U.S. Class:
Spirit Level (D10/69)