USD238156S - Sonic signal generator with sound limiter - Google Patents
Sonic signal generator with sound limiter Download PDFInfo
- Publication number
- USD238156S USD238156S US D238156 S USD238156 S US D238156S
- Authority
- US
- United States
- Prior art keywords
- signal generator
- sonic signal
- sound limiter
- limiter
- sound
- Prior art date
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- Z ,I 6 Patented l e c. 21 1935 SONIC SIGNAL GENERATOR WITH SOUND LIMITER David L. Liver-more, Seattle, Wash, assignor to Proctor 8:
Associates Company, Redmond, Wash.
Filed Dec. 12, 1973, Ser. No. 424,164
Term of patent 14 years Int. Cl. DIG-06 US. Cl. D101l6 References Cited UNITED STATES PATENTS 3,274,588 9/1966 Brown 340-384 E 3,537,104 10/1970 Dolter et al. 340-392 X 3,678,508 7/1972 Collier 340--392 SUSIE J. MERCER, Primary Examiner FIG 6 is a right side elevational view;
7 is a bottom plan view.
FIG
m e g d m n h cs n... ww e m my ie. w wm m e .w W! n w 03. 1 h an W fiam kfi CuuVB mmkenfl m a wdmm r. nmfpa awfkmm ssaaaa hBBE t 1.1 m 45 mmmm m F FFHF r e I claim:
The ornamental design for a sonic signal generator with sound limiter, as shown.
Family
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