Pneumatic horn

Description

FIG. 1 is a perspective view of a pneumatic horn showing my new design;

FIG. 2 is a left side elevational thereof;

FIG. 3 is a right side elevational view thereof;

FIG. 4 is a top plan view thereof;

FIG. 5 is a bottom plan view thereof;

FIG. 6 is a rear elevational view thereof; and

FIG. 7 is a front elevational view thereof.

Referenced Cited
U.S. Patent Documents
D74584 February 1928 White
D138406 August 1944 Hadley
D194293 December 1962 Sullivan
D194738 March 1963 Green
2778330 January 1957 Jacoby
2840032 June 1958 Reeves
3477405 November 1969 Jensen
3670690 June 1972 Swanson
3961597 June 8, 1976 Zester et al.
Patent History
Patent number: D323128
Type: Grant
Filed: Jul 15, 1991
Date of Patent: Jan 14, 1992
Inventor: John C. Moran (Fort Wayne, IN)
Primary Examiner: Wallace R. Burke
Assistant Examiner: Marcus Jackson
Attorney: Louis E. Hay
Application Number: 7/730,288
Classifications
Current U.S. Class: Siren Or Horn (D10/120)