Audio preamplifier
Description
FIG. 1 is a perspective view of an audio preamplifier according to the present design;
FIG. 2 is an elevational view of the left end of the audio preamplifier shown in FIG. 1;
FIG. 3 is an elevational view of the right end of the audio preamplifier shown in FIG. 1; and,
FIG. 4 is a front elevational view of the audio preamplifier shown in FIG. 1.
Referenced Cited
U.S. Patent Documents
D185413 | June 1959 | Browner |
D209173 | November 1967 | Swee |
D216394 | December 1969 | Blackwell |
D220723 | May 1971 | Abbo |
Patent History
Patent number: D378521
Type: Grant
Filed: Apr 12, 1995
Date of Patent: Mar 18, 1997
Inventor: Joseph R. Neuman (Bozeman, MT)
Primary Examiner: Sandra L. Morris
Assistant Examiner: Nanda Bondade
Attorney: Richard C. Conover
Application Number: 0/37,407
Type: Grant
Filed: Apr 12, 1995
Date of Patent: Mar 18, 1997
Inventor: Joseph R. Neuman (Bozeman, MT)
Primary Examiner: Sandra L. Morris
Assistant Examiner: Nanda Bondade
Attorney: Richard C. Conover
Application Number: 0/37,407
Classifications
Current U.S. Class:
Radio Receiver, Tuner Or Amplifier, Or Housing Therefor (D14/188)