Step ladder back section
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Description
FIG. 1 is a rear perspective view of a ladder back section showing our new design;
FIG. 2 is a rear elevational view;
FIG. 3 is an elevational view, looking from the right of FIG. 2, the opposite side being a mirror image thereof;
FIG. 4 is a front elevational view thereof;
FIG. 5 is a top plan view; and
FIG. 6 is a bottom plan view.
Referenced Cited
U.S. Patent Documents
4023647 | May 17, 1977 | Confer |
Patent History
Patent number: D300366
Type: Grant
Filed: Apr 14, 1986
Date of Patent: Mar 21, 1989
Assignee: Emerson Electric Co. (St. Louis, MO)
Inventors: Claude R. Wallick, Jr. (Louisville, KY), Thomas J. Schmitt (Louisville, KY)
Primary Examiner: A. Hugo Word
Law Firm: Polster, Polster and Lucchesi
Application Number: 6/852,500
Type: Grant
Filed: Apr 14, 1986
Date of Patent: Mar 21, 1989
Assignee: Emerson Electric Co. (St. Louis, MO)
Inventors: Claude R. Wallick, Jr. (Louisville, KY), Thomas J. Schmitt (Louisville, KY)
Primary Examiner: A. Hugo Word
Law Firm: Polster, Polster and Lucchesi
Application Number: 6/852,500
Classifications