Public address unit

- The Quaker Oats Company
Skip to: Description  ·  References Cited  · Patent History  ·  Patent History
Description

FIG. 1 is a front elevational view of a public address unit showing my new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a right-side elevational view thereof;

FIG. 4 is a left-side elevational view thereof;

FIG. 5 is a rear elevational view thereof; and

FIG. 6 is a bottom plan view.

Referenced Cited
U.S. Patent Documents
D218897 October 1970 Thompson
D249571 September 19, 1978 David et al.
D295224 April 12, 1988 Miyamoto
3007014 October 1961 Bentman
3562446 February 1971 Wolf
Other references
  • Ford Ham Catalog, 1987, p. 99, Microphones. Radio Shack Catalog, 1983, p. 48, Realistic Microphones. Fordham Radio Catalog, 1987, p. 100, Microphones. Music Trades Magazine, Jun. 1987, p. 11, DOD Electronics ad.
Patent History
Patent number: D314962
Type: Grant
Filed: Dec 4, 1987
Date of Patent: Feb 26, 1991
Assignee: The Quaker Oats Company (Chicago, IL)
Inventor: M. Allyson Hilton (Orchard Park, NY)
Primary Examiner: Bernard Ansher
Assistant Examiner: Philip S. Hyder
Law Firm: Cumpston & Shaw
Application Number: 7/128,563
Classifications
Current U.S. Class: Public Address System (D14/185); D21/111