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
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)