Title: Ladder extension and leveler

Abstract: A ladder extension and level that is adapted to be used in conjunction with ladders having hollow rungs and a further embodiment for solid rung ladders.

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Inventors: Raia, Alfred (Kinnelon, NJ, US)

Application Number: 604710
Filing Date: 1975-08-14
Publication_date: 1976-12-21
Assignee: Lawrence Peska Associates, Inc. (New York, NY)
Primary Class(es): 182/204
Other Classes:
US Patent Ref:

1246709	Nov, 1917	Brown	182/204.
2146759	Feb, 1939	Panowitz	182/204.
2723071	Nov, 1955	Merryweather	182/203.
2903086	Sep, 1959	Chubbs	182/214.
2936849	May, 1960	Larson	182/204.
3032140	May, 1962	Hunt	182/201.
3059723	Oct, 1962	Shore	182/107.
3266593	Aug, 1966	Okie	182/214.
3554321	Jan, 1971	Stedman	182/201.

Other Refs: 558,116

Feb, 1957	IT

Primary Examiner: Machado, Reinaldo P.
Assistant Examiner:
Attorney: