Greg W Baron

US Patent:

51841134, Feb 2, 1993

Filed:

Oct 29, 1991

Appl. No.:

7/784128

Inventors:

Greg Baron - Cicero IL

International Classification:

G08B 2100

US Classification:

340635

Abstract:

An electrical field display and/or display device which in a preferred embodiment provides a visual display indicating operation of an electrical field generator used to disperse a powdered substance and an audible display indicating non-operation of the electrical field generator. The device is carried in a housing which has an opening therein to permit viewing of the visual display which preferably is in the form of a neon lamp. The device may also provide a signal in response to non-operation of the electrical field generator to initiate or terminate operation of another device.