Door knob


FIG. 1 is a front elevational view of the door knob showing my new design;

FIG. 2 is a side elevational view thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is a bottom plan view thereof;

FIG. 5 is a rear elevational view thereof.

Referenced Cited
U.S. Patent Documents
D217431 May 1970 Russell
Other references
  • EPCO Brochure, p. 4, Knob KP-52. "The Ironmonger Cat.," .COPYRGT.1974, p. 4, Knob 557/50.
Patent History
Patent number: D261223
Type: Grant
Filed: Aug 7, 1979
Date of Patent: Oct 13, 1981
Assignee: HEWI, Heinrich Wilke GmbH
Inventor: Winfried Scholl (Dusseldorf)
Primary Examiner: B. J. Bullock
Law Firm: Townsend and Townsend
Application Number: 6/64,564
Current U.S. Class: D/8312; D/8310
International Classification: D0806;