USD181673S - Amplifier - Google Patents

Amplifier Download PDF

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Publication number
USD181673S
USD181673S US D181673 S USD181673 S US D181673S
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US
United States
Prior art keywords
amplifier
new york
bogen
elevational view
new
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Raymond J. Prohaska
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Des. 181,673 Patented Dec, 10, 1957 United States Patent Ofi ice AMPLIFIER Raymond J. Prohaska New York, N. Y., assignor to David Bogen Co., Inc., New York, N. Y., a corporation of New York Application June 25, 1956, Serial No. 42,013
Term of patent 3 /2 years (Cl. D2614) Figure 1 is a front perspective view of an amplifier, References Cited in the file of this patent slwwing my new design; Lafayette Radio Catalog 1045, 1955, p. 8, Item:
Bogen D B1303O Watt Amplifier.
Figure 2 is a front elevational view; and
Figure 3 is a side elevational view thereof.
The dominant features of my new design are shown in solid lines in the drawing.
I claim: The ornamental design for an amplifier, as shown and described.

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