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Class Information
Number: 182/122
Name: Fire escape, ladder, or scaffold > Ladder and platform > Platform with ladder as support > Detachable step, single ladder > Plural rung-engaging > Stile-contacting
Description: Device in which the step or platform also engages or is attached to a ladder stile.


Patents under this class:

Patent Number Title Of Patent Date Issued
6966406 Step platform attachable to a ladder Nov. 22, 2005
6786300 Step attachment for ladders Sep. 7, 2004
6637548 Personal stand and method of using a personal stand Oct. 28, 2003
6467577 Ladder mate Oct. 22, 2002
6412601 Ladder pan Jul. 2, 2002
6148958 Ladder supported holding tray which extends outwardly from a ladder Nov. 21, 2000
6109391 Ladder scaffold Aug. 29, 2000
5992564 Ladder guide assembly for a scaffolding Nov. 30, 1999
5975240 Platform for ladders Nov. 2, 1999
5507363 Universally adjustable support platform for ladders Apr. 16, 1996
5431249 Universally adjustable support platform for ladders Jul. 11, 1995
5429205 Ladder platform accessory Jul. 4, 1995
5388665 Adjustable ladder platform Feb. 14, 1995
5337857 Ladder adaptable platform Aug. 16, 1994
5099952 Ladder lateral extension Mar. 31, 1992
4913394 Article holding tray assembly for ladder Apr. 3, 1990
4862994 Ladder platform Sep. 5, 1989
4823911 Ladder scaffold Apr. 25, 1989
4676342 Trestle ladder Jun. 30, 1987
4586586 Work-step for extension ladder May. 6, 1986
4303145 Ladder, platform & extension Dec. 1, 1981
4160493 Platform attachment Jul. 10, 1979
4100999 Deer hunting stand attachment Jul. 18, 1978
4016955 Step ladder with paint carrier apparatus Apr. 12, 1977



 
 
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