Support platform for vertical poles or trees

Fire escape – ladder – or scaffold – Pole or strand grasping-type climber – Alternate grasping

Patent

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Details

182187, A45F 326, A47C 910

Patent

active

042444454

ABSTRACT:
An apparatus is provided for use on substantially vertical poles comprising two sections which cooperate in ascending and descending said vertical poles, comprising

REFERENCES:
patent: 1187078 (1916-06-01), May
patent: 2991842 (1961-07-01), Hardin
patent: 3338332 (1967-08-01), Brantly
patent: 3460649 (1969-08-01), Baker
patent: 3960240 (1976-06-01), Cotton
patent: 4168765 (1979-09-01), Ferguson

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