Passive aircraft proximity detector for use in highway vehicles

Description

FIG. 1 is a top perspective view of a passive aircraft proximity detector for use in highway vehicles showing my new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is a right side elevational view thereof;

FIG. 6 is a left side elevational view thereof; and,

FIG. 7 is a bottom plan view thereof.

Referenced Cited
U.S. Patent Documents
D288418 February 24, 1987 Dilgard, Jr.
D308837 June 26, 1990 Dilgard et al.
4633521 December 30, 1986 Ziautaud
Patent History
Patent number: D319406
Type: Grant
Filed: Jun 6, 1989
Date of Patent: Aug 27, 1991
Inventor: Dale T. Smith (Troy, OH)
Primary Examiner: Wallace R. Burke
Assistant Examiner: Marcus Jackson
Law Firm: Porter, Wright. Morris & Arthur
Application Number: 7/362,166
Classifications