Roof ladder

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Description

FIG. 1 is a view of the front face of the roof ladder;

FIG. 2 is a view of the rear face of the roof ladder;

FIG. 3 is a view of the right face of the roof ladder;

FIG. 4 is a view of the left face of the roof ladder;

FIG. 5 is a view of the top face of the roof ladder;

FIG. 6 is a view of the bottom face of the roof ladder; and,

FIG. 7 is an isometric view of the roof ladder.

Referenced Cited
U.S. Patent Documents
D372987 August 20, 1996 Eason
4632219 December 30, 1986 Rayer
4923049 May 8, 1990 Kent et al.
Patent History
Patent number: D424211
Type: Grant
Filed: Apr 30, 1998
Date of Patent: May 2, 2000
Inventor: James D. Smith (Glasgow)
Primary Examiner: Doris Clark
Law Firm: Rader, Fishman & Grauer PLLC
Application Number: 0/87,333
Classifications
Current U.S. Class: Ladder (D25/64); Ladder (D25/64)
International Classification: 2504;