Dynamic signal expander

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Description

FIG. 1 is a perspective view of a dynamic signal expander showing my new design;

FIG. 2 is a front elevational view of the signal expander;

FIG. 3 is a side elevational view of the signal expander taken from the right side of FIG. 2, the opposite side of the signal expander being similar in appearance;

FIG. 4 is a top plan view of the signal expander;

FIG. 5 is a bottom plan view of the signal expander; and

FIG. 6 is a rear elevational view of the signal expander.

Referenced Cited
U.S. Patent Documents
D237390 October 1975 Norris
D244214 May 3, 1977 Ross et al.
D244215 May 3, 1977 Ross
Other references
  • Radio Shack Electronics 1975, .COPYRGT. 1974, p. 50, Power Supply, center top of page. Radio Shack Electronics 1976, .COPYRGT. 1975, p. 50, Quartette 4-Channel Synthesizer, item 40-981.
Patent History
Patent number: D250025
Type: Grant
Filed: Apr 2, 1976
Date of Patent: Oct 24, 1978
Inventor: James E. Stout (Raymore, MO)
Primary Examiner: Bernard Ansher
Attorney: Claude W. Lowe
Application Number: 5/673,128
Classifications
Current U.S. Class: D14/96
International Classification: D1403;