USD231316S - Control knob for office machines - Google Patents
Control knob for office machines Download PDFInfo
- Publication number
- USD231316S USD231316S US D231316 S USD231316 S US D231316S
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- US
- United States
- Prior art keywords
- control knob
- office machines
- machines
- office
- united states
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Des. 231,316 Patented Apr. .16, 1974 United States Patent 0 "cc CONTROL KNOB FOR OFFICE MACHINES James J. Bienkowski Cazenovia, and Joseph A. Ranch, Syracuse, N.Y., assignors to SCM Corporation, New York, N.Y.
Filed Dec. 8, 1972, Ser. No. 313,201
Term of patent 14 years Int. Cl. D806 US. Cl. D8-145 FIG. 1 is a front perspective view of a control knob References Cited for olfice machines showing our new design. UNITED STATES PATENTS FIG. 2 is a rear perspective view of FIG. 1. We claim:
D. 223,800 6/1972 Jensen et a1. D8142 D. 153,981 5/1949. Reinecke D8-142 The ornamental design for a control knob for ofiice machines, substantially as shown.
WALLACE R. BURKE, Primary Examiner W. N. WERTMAN, Assistant Examiner
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