Optical zone marker

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Description

FIG. 1 is a side elevational view of an optical zone marker showing my new design;

FIG. 2 is a rear elevational view of the marker;

FIG. 3 is a front elevational view of the marker;

FIG. 4 is a top plan view of the marker; and

FIG. 5 is a bottom plan view of the marker.

Referenced Cited
U.S. Patent Documents
4406285 September 27, 1983 Villasenor et al.
4417579 November 29, 1983 Soloviev et al.
4515157 May 7, 1985 Fedorov et al.
Patent History
Patent number: D304078
Type: Grant
Filed: May 4, 1987
Date of Patent: Oct 17, 1989
Inventor: Ronald P. Jensen (Glendale, CA)
Primary Examiner: Wallace R. Burke
Assistant Examiner: Stella M. Reid
Law Firm: Nilsson, Robbins, Dalgarn, Berliner, Carson & Wurst
Application Number: 7/45,637
Classifications
Current U.S. Class: D24/26