Illuminated spirit level

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Description

FIG. 1 is a top and left front perspective view of an illuminated spirit level showing my new design;

FIG. 2 is a right side elevational view thereof;

FIG. 3 is a bottom plan view thereof;

FIG. 4 is a rear elevational view thereof.

Referenced Cited
U.S. Patent Documents
D180624 July 1957 Souter
D212906 December 1968 Bubrick
D245071 July 19, 1977 Kong
Foreign Patent Documents
168481 June 1934 CHX
Patent History
Patent number: D271088
Type: Grant
Filed: Oct 8, 1981
Date of Patent: Oct 25, 1983
Inventor: Edwin D. Ebner (New City, NY)
Primary Examiner: Nelson C. Holtje
Application Number: 6/309,821
Classifications
Current U.S. Class: Spirit Level (D10/69)
International Classification: D1004;