Fire escape – ladder – or scaffold – Scaffold external of shaft
Patent
1991-12-06
1992-09-01
Chotkowski, Karen J.
Fire escape, ladder, or scaffold
Scaffold external of shaft
182136, A01M 3100
Patent
active
051431777
ABSTRACT:
A tree stand comprising a stand portion adapted for releasable attachment to a loop formed from an elongated flexible member that is placed in circumferential relationship with a tree or post.
REFERENCES:
patent: 3030160 (1962-04-01), Tandy
patent: 3392802 (1968-07-01), Moore
patent: 4120379 (1978-10-01), Carter
patent: 4409907 (1983-10-01), Norton
patent: 4452338 (1984-06-01), Untz
patent: 4579198 (1986-04-01), Lee
patent: 4603757 (1986-08-01), Hollinger
patent: 4782918 (1988-11-01), Brunner
patent: 5060756 (1991-10-01), D'Acquisto
patent: 5086874 (1992-02-01), Treants
Chotkowski Karen J.
Deline Douglas N.
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