130855 ⎘
Stairways, ramps, or like structures ; Balustrades; Handrails; Stairways; Layouts thereof; Miscellaneous features of stairways not otherwise provided for; Stairways characterised by the use of specific materials for the supporting structure of the treads mainly of stone or stone like materials, e.g. concrete; mainly of glass mainly of concrete
Sub-classes:PRECAST CONCRETE STAIRWAY CONSTRUCTION METHOD
#2Fully-assembled staircase system and assembly method
#3Prefabricated stairs modular assembly mold and assembling method thereof
#4Aerated concrete-hybrid construction element
#5STAIRCASE PRODUCED BY 3D PRINTING OF A CEMENTITIOUS MATERIAL
#6COMPOSITE PRE-CAST CONCRETE STAIR TREADS AND LANDINGS
#7Method and apparatus for production of precision precast concrete flights of stairs
#8Earthquake resistant building connection and an earthquake resistant staircase system
#9Stair edging component
#10Stadium seating construction
#11Method installing a modular concrete stair system
#12Staircase block and staircase construction method using the staircase block
#13Step-block precast stair