Fire escape – ladder – or scaffold – Ladder – With hook or grab
Patent
1983-01-24
1984-05-29
Machado, Reinaldo P.
Fire escape, ladder, or scaffold
Ladder
With hook or grab
182106, 182129, 182230, E06C 700, E06C 136
Patent
active
044509375
ABSTRACT:
A step ladder for detachably mounting in a locked arrangement along the length of the permanent ladder of a recreational vehicle for preventing thieves from climbing to the top of the recreational vehicle, said step ladder having a smooth surface along its back support which is exposed when mounted on the permanent ladder to prevent use of the permanent ladder.
REFERENCES:
patent: 814904 (1906-03-01), Emory
patent: 3225863 (1965-12-01), Ludlow
patent: 4181195 (1980-01-01), Clarke
Lindsley Warren F. B.
Machado Reinaldo P.
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