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Publication numberUSD181957 S
Publication typeGrant
Publication dateJan 28, 1958
Filing dateApr 11, 1956
Publication numberUS D181957 S, US D181957S, US-S-D181957, USD181957 S, USD181957S
InventorsJames P. Callahan
Export CitationBiBTeX, EndNote, RefMan
External Links: USPTO, USPTO Assignment, Espacenet
Walker
US D181957 S
Abstract  available in
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Claims  available in
Description  (OCR text may contain errors)

United States Patent Ofiice Des. 181,957 Patented Jan. 28, 1958 WALKER James P. Callahan, Memphis, Tenn.

Application April 11, 1956, Serial No. 41,019

Term of patent 14 years (Cl. D83-1) Fig. l is a side perspective view.of a walker showing my new design; and

Fig. 2 is a rear perspective view thereof.

lclaim: D. 112,691 The ornamental design for a walker. as shown. 130,233 2,459,066

References Cited in the file of this patent UNITED STATES PATENTS Comper Dec. 27, 1938 Darrach Aug. 6, 1872 Duke Jan. 11, 1949 FOREIGN PATENTS Germany Mar. 22, 1906

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US3256035 *Mar 15, 1965Jun 14, 1966Garringer FrankWalker for invalids
US3354893 *Oct 12, 1966Nov 28, 1967Schmerl Egon FritzWalker
US6609719 *Feb 21, 2002Aug 26, 2003Troy A. HeienWalker and wheel assembly therefor
US6948727Sep 27, 2002Sep 27, 2005Bakken Bettelou DCollapsible walker
US7354382May 27, 2004Apr 8, 2008Warren Ii Coy LWheeled ambulation and lifting apparatus
US7422025Jul 25, 2005Sep 9, 2008Barbara WaldstreicherWalker device with arm and hand support
US20050156395 *Jan 20, 2004Jul 21, 2005Bohn David L.Rolling walker with arm rest platforms
US20110190103 *Aug 4, 2011Fitova, LlcMulti-function exercise system
WO1995031954A1 *May 17, 1995Nov 30, 1995Friedman Mark MRollable walker