USD185598S - Control instrument - Google Patents

Control instrument Download PDF

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Publication number
USD185598S
USD185598S US D185598 S USD185598 S US D185598S
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US
United States
Prior art keywords
control instrument
united states
instrument
control
polisllone
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Henry Dreyfuss
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United States Patent O Des. 185,598 Patented June 30, 1959 CONTROL INSTRUMENT Dre fuss South Pasadena Calif.,assign or to Minii e ii polisllone ywell Regulator C'0mpany, Minneapolis,
Minn., a corporation of Delaware Application November 5, 1956, Serial No. 43,664
Term of patent 14 years (Cl. D527) FIG. 1
I claim:
The ornamental design for a control instrument, substantially as shown and described.
References Cited in the file of this patent UNITED STATES PATENTS D. 151,905 Kronmiller Nov. 30, 1948 D. 157,537 Roos Feb. 28, 1950 D. 176,657 Dreyfuss Jan. 17, 1956

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