USD180565S - Door knob - Google Patents
Door knob Download PDFInfo
- Publication number
- USD180565S USD180565S US D180565 S USD180565 S US D180565S
- Authority
- US
- United States
- Prior art keywords
- door knob
- schlage
- catalog
- apr
- file
- Prior art date
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- 235000009508 confectionery Nutrition 0.000 description 1
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Description
D Unlted States Patent Ofifice 31,2911:
DOOR KNOB Ernest L. Schlage, Burlingame, Calif., assignor to Schlage Lock Company, a corporation Application January 18, 1954, Serial No. 28,551
Term of patent 14 years (Cl. D50-3) FIE JE Fig. 1 is a perspective view of a door knob showing D. l37,5l9 Steckler Mar. 21, 1944 my new design; D. 163,208 Light May 8, 195] Fig. 2 is a front elevation thereof; 2,674,263 Rupp et al. Apr. 6, 1954 Fig. 3 a side elevation thereof: and OTHER REFERENCES Fig. 4 is a rear elevation thereof.
1 Claim; Schlage Builders Hardware Catalog 1950, page The ornamental design for a door knob, as shown.
Sweets File Architectural Catalog for I952, section References Cited in the file of this patent Catalog RUSSWifl Knobs UNITED STATES PATENTS D. 135,569 Buckingham Apr. 27. I943
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