US D199922 S
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D 199,922 Umted States Patent Ofifice Patented 11 1964 DOOR KNOB Ernest L. Schlage, Burlingame, Calif., assignor to Schlage Lock Company, a corporation Filed July 2, 1964, Ser. No. 80,668
Term of patent 14 years (Cl. D50-3) Era. 1.
FIGURE 1 is a side elevation of the door knob; References Cited by the Examiner FIGURE 2 is a front eleyation of the door knob; and UNITED STATES PATENTS FIGURE 3 1s a cross-sectlon on an axial plane through the door knob D. 121,558 7/40 Borchers D50--3 I claim: OTHER REFERENCES The ornamental deslgn for a door knob as shown House and Garden, March 1957, page 107, upper door knob by National Lock.
WALLACE R. BURKE, Acting Primary Examiner.