Section for a portable warning barricade

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Description

FIG. 1 is a front elevational view of a section for a portable warning barricade showing our new design;

FIG. 2 is a side elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a top plan view thereof;

FIG. 5 is a bottom plan view thereof.

Referenced Cited
U.S. Patent Documents
D63260 November 1923 Isaacs
D74859 April 1928 Alexander
D77883 March 1929 Butler
D245045 July 12, 1977 Donahue
1818624 August 1931 Hover
2517982 August 1950 Crocker
Other references
  • The Union Metal Manufacturing Co., Danger School Zone, 1932, p. 4, Traffic Boys on upper portion of page.
Patent History
Patent number: D276797
Type: Grant
Filed: Jun 9, 1982
Date of Patent: Dec 18, 1984
Inventors: Robert L. Narens (Northbrook, IL), Frank D. Billeck (Buffalo Grove, IL)
Primary Examiner: Wallace R. Burke
Assistant Examiner: Suzanne N. Gitlin
Law Firm: Sixbey, Friedman & Leedom
Application Number: 6/386,748
Classifications
Current U.S. Class: D10/109