Interfitting ladder

Description

FIG. 1 is a rear elevational view, broken away in the center thereof to indicate indeterminate length, of an interfitting ladder embodying my new design;

FIG. 2 is a side elevational view of said ladder, similarly broken away;

FIG. 3 is a front elevational view of said ladder, similarly broken away;

FIG. 4 is a top planar view of said ladder;

FIG. 5 is a bottom planar view of said ladder.

Referenced Cited
U.S. Patent Documents
D258148 February 3, 1981 Loix
1881902 October 1932 Osterdahl
3715012 February 1973 Perry
3762500 October 1973 Sarno
Patent History
Patent number: D276467
Type: Grant
Filed: Apr 5, 1982
Date of Patent: Nov 20, 1984
Inventor: Edouard Singer (Morschwiller-le-Bas)
Primary Examiner: A. Hugo Word
Law Firm: Darby & Darby
Application Number: 6/365,269
Classifications
Current U.S. Class: Ladder (D25/64)