Corner level

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Description

FIG. 1 is a front perspective view of a corner level showing my new design;

FIG. 2 is a right side elevational view thereof;

FIG. 3 is a rear perspective view thereof;

FIG. 4 is a top plan view thereof.

Referenced Cited
U.S. Patent Documents
D189590 January 1961 White
D253581 December 4, 1979 VanderWerf
D257330 October 14, 1980 VanderWerf
2906031 September 1959 Rice
3545091 December 1970 Sebastiani
3820249 June 1974 Stone
3832782 September 1974 Johnson
Foreign Patent Documents
873961 June 1971 CAX
Patent History
Patent number: D261626
Type: Grant
Filed: Oct 24, 1979
Date of Patent: Nov 3, 1981
Inventor: Robert H. VanderWerf (Redding, CA)
Primary Examiner: Nelson C. Holtje
Attorney: Neil F. Markva
Application Number: 6/88,215
Classifications
Current U.S. Class: Spirit Level (D10/69)
International Classification: D1004;