130868 ⎘
Stairways, ramps, or like structures ; Balustrades; Handrails; Stairways; Layouts thereof Movable stairways, e.g. of loft ladders which may or may not be concealable or extensible
Sub-classes:Attic stair apparatus
#2Attic stair apparatus
#3SPIRAL STAIRCASE
#4BOX CONSTRUCTION LOCK
#5Bracket
#6STAGE CLIMBER
#7Freestanding modular spiral staircase
#8Freestanding Modular Spiral Staircase
#9Self-leveling platform stairs
#10Vehicle service pit
#11Elevation-type stair structure
#12Self-actuating flood guard
#13Insulated Partition for Use in a Building
#14Drilling rig stair tower with integrated utility lines and cable tray
#15Platform system
#16Mobile stage wall panel system
#17Stair expansion joint system with freedom of movement between landings
#18Stair modules which co operate to form a temporary stair case
#19Pivoting stairs
#20Tank farm system
#21Portable pathway apparatus
#22Portable pathway apparatus
#23Tank farm system
#24Apparatus and method for a portable pathway
#25Apparatus and method for a portable pathway
#26Insulation barrier for ceiling hatch openings
#27Roll-away staircase
#28Power retractable stairway
#29METHOD AND SYSTEM FOR WALKWAY WITH UNSUPPORTED END
#30Convertible stairs for wheelchair accessibility
#31Lifting aid for attic ladder system
#32Stackable step component with adjustable tread incline
#33Landscaping structure
#34Retractable staircase and method
#35Attic stairway insulator assembly
#36Adjustable staircase