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The ornamental design entitled ladder safety apparatus, as shown and described. |
FIG. 1 is a perspective view of the ladder safety apparatus;
FIG. 2 is a top view of the ladder safety apparatus of FIG. 1;
FIG. 3 is a right side view of the ladder safety apparatus of FIG. 1;
FIG. 4 is a bottom view of the ladder safety apparatus of FIG. 1;
FIG. 5 is a left side view of the ladder safety apparatus of FIG. 1; and,
FIG. 6 is an end view of either end of the ladder safety apparatus of FIG. 1.
Markovich, David H., Foster, William M.
Patent | Priority | Assignee | Title |
ER6298, | |||
ER9816, |
Patent | Priority | Assignee | Title |
4085818, | May 20 1976 | Plastic ladder and safety device | |
4184568, | Jan 20 1978 | Safety device for ladder climbing | |
4444291, | Oct 04 1982 | Ladder accessory | |
4643275, | Aug 17 1984 | Safety ladder device | |
4770272, | Aug 06 1987 | Safety attachment for ladder | |
4836331, | May 12 1988 | Ladder safety device-antislip | |
D356166, | Dec 22 1993 | Combined locking bracket and pin for a ladder |
Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
Jul 26 1995 | FOSTER, WILLIAM M | MARKOVICH, DAVID H | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 007600 | /0452 | |
Jul 27 1995 | David H., Markovich | (assignment on the face of the patent) | / |
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