US D190905 S
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United States Patent 0 he Des-190,905
Patented July 18, 1961 STEP STOOL Earl F. Hamilton, Columbus, Ind., assignor to Hamilton Cosco, Inc., Columbus, Ind., a corporation of Indiana Filed Apr. 13, 1960, Ser. No. 60,166
Term of patent 14 years (Cl. DIS-8) Des. 190,905
PAGE 2 FIG. 1 is a front elevation of a step stool, showing my References Cited in the file of this patent new design;
UNITED STATES PATENTS FIG. 2 is a side elevation thereof; FIG. 3 is a plan view thereof; and
D. 174,695 Kipp May 10, 1955 D. 175 781 K-ranz Oct. 11 1955 FIG. 4 1s a perspecnve view thereof, but showing the stool ladder in extended position. 2,632,590 Harnson 1953 I claim: OTHER REFERENCES Douglas Cat. No. 581, 1958 Originals, (c) 1957, page 19, chair in forefront.
The ornamental design for a step stool, as shown.