Caution signal for hazardous situation

Description

FIG. 1 is a reduced perspective view of a caution signal for hazardous situation showing my new design;

FIG. 2 is a front elevational view, with the rear being a mirror image.

FIG. 3 is a top plan view thereof;

FIG. 4 is a right side elevational view thereof;

FIG. 5 is a left side elevational view thereof; and

FIG. 6 is a bottom plan view thereof.

Referenced Cited
U.S. Patent Documents
D33839 January 1901 Emerson
D47781 September 1915 Carson
D214855 August 1969 Rigsby
D234583 March 1975 Chrlich
D253793 December 25, 1979 Peterson
D280743 September 24, 1985 Pregon
D310109 August 21, 1990 Vega
4455963 June 26, 1984 Matsuo
Patent History
Patent number: D315528
Type: Grant
Filed: Oct 7, 1988
Date of Patent: Mar 19, 1991
Inventor: Ronald D. Nickolett (Hubertus, WI)
Primary Examiner: Wallace R. Burke
Assistant Examiner: Marcus Jackson
Law Firm: Foley & Lardner
Application Number: 7/254,949
Classifications
Current U.S. Class: D10/114; Hand (D20/33)