Master hearing aid test console

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Description

FIG. 1 is a top, right, front perspective view of a master hearing aid test console, showing our new design; and

FIG. 2 is a bottom, left, rear perspective view thereof.

Referenced Cited
U.S. Patent Documents
4024499 May 17, 1977 Bosscher
4284847 August 18, 1981 Besserman
4556069 December 3, 1985 Dalton, Jr. et al.
Other references
  • The Search for a Master Hearing Aid, Berger, published in "Amplification for the Hearing Impaired", 1975. Sound Pressure Instruments, published in "Hearing Instruments", Feb. 1977. The Master Hearing Aid, Franks, published in "Application of Signal Processing Concepts to Hearing Aids", 1978. A Tool For The Optimization of Hearing Aid Fittings, Voroba, four page pamphlet reprinted from article published in Hearing Instruments, Jan. 1984. The Audio Systems of Bang & Olufsen, "The Beosystem 8000", 1979, an eight page advertising pamphlet. The Cassette Recorders of Bang & Olufsen, "An Astonishing Leap Forward", 1981, a six page advertising pamphlet. Bang & Olufsen of Denmark, "The Beomaster 6000 Receiver", 1982, a four page advertising pamphlet. Bang & Olufsen, "The Beosystem 8000", 1980; an eight page advertising pamphlet.
Patent History
Patent number: D299058
Type: Grant
Filed: May 27, 1986
Date of Patent: Dec 20, 1988
Assignee: Voroba Technologies Associates (Minnetonka, MN)
Inventors: Barry Voroba (Minnetonka, MN), James P. Wilkinson (Richfield, MN)
Primary Examiner: Wallace R. Burke
Assistant Examiner: Stella M. Reid
Law Firm: Dorsey & Whitney
Application Number: 6/867,737
Classifications
Current U.S. Class: D24/17