Ultrasonic alarm for vehicles

- Delta Elettronica S.p.A.
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Description

FIG. 1 is a front elevational view of an ultrasonic alarm for vehicles showing our new design;

FIG. 2 is a rear elevational view thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is a bottom plan view thereof;

FIG. 5 is a top, front, right side perspective view thereof;

FIG. 6 is a right side elevational view thereof on an enlarged scale, the left side being a mirror image.

Referenced Cited
U.S. Patent Documents
D271573 November 29, 1983 Wada
D280307 August 27, 1985 Kunimune
2866181 December 1958 Gordon
4612530 September 16, 1986 Kurth et al.
Patent History
Patent number: D303507
Type: Grant
Filed: Feb 13, 1987
Date of Patent: Sep 19, 1989
Assignee: Delta Elettronica S.p.A. (Varese)
Inventors: Giovanni Arduini (Milan), Lorenzo Bonfanti (Milan), Gianfranco Salvemini (Milan)
Primary Examiner: Susan J. Lucas
Attorney: Peter K. Kontler
Application Number: 7/14,920
Classifications
Current U.S. Class: D10/106