Illuminated level

Description

FIG. 1 is an enlarged fragmentary top plan view of one end of an illuminated level showing my new design;

FIG. 2 is a cross-sectional view as taken from the bottom end of FIG. 1;

FIG. 3 is a top plan view thereof on a reduced scale, the bottom plan view being identical but with the switch eliminated;

FIG. 4 is a typical edge elevational view of FIG. 3.

Referenced Cited
U.S. Patent Documents
2198945 April 1940 Morris
2652481 September 1953 Hall
2720709 October 1955 Stankawitz
2810206 October 1957 Ziemann
2937264 May 1960 Snyder
3114507 December 1963 Dommer
Foreign Patent Documents
2128056 December 1977 DEX
Patent History
Patent number: D269255
Type: Grant
Filed: Mar 13, 1981
Date of Patent: Jun 7, 1983
Inventor: Ronald A. Olson (Big Pine, CA)
Primary Examiner: Nelson C. Holtje
Attorney: John J. Posta, Jr.
Application Number: 6/243,527
Classifications
Current U.S. Class: Spirit Level (D10/69)
International Classification: D1004;