USD179562S - Control instrument - Google Patents
Control instrument Download PDFInfo
- Publication number
- USD179562S USD179562S US D179562 S USD179562 S US D179562S
- Authority
- US
- United States
- Prior art keywords
- control instrument
- minneapolis
- united states
- device shown
- dreyfuss
- Prior art date
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Description
United States Patent 0 "ice Des-179,562
Patented Jan. 22, 1957 CONTROL INSTRUMENT Henry Dreyfuss, South Pasadena, Calif., assignor to Minneapolis-Honeywell Regulator Company, Minneapolis, Minn., a corporation of Delaware Application April 12, 1956, Serial No. 41,041
Term of patent 14 years (Cl. D52-7) FIG. 1
FIG. 2
FIG. 3
Figure l is a front elevation of a control instrument References Cited in the file of this patent embfdymg F deslgn; UNITED STATES PATENTS Figure 2 1s a side elevation of the device shown in Figure 1 and D. 176,657 Dreyfuss Jan. 17, 1956 Figure 3 is a front perspective view of the device shown in Figure l.
I claim:
The ornamental design for a control instrument, substantially as shown.
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