134242 ⎘
Application of doors, windows, wings or fittings thereof for other use for manhole covers
Shielded self-latching locking assembly for a utility vault
#2Manhole cover and manhole management system using the same
#3Manway open and close assist device
#4Manhole comprising a device for safety closing and locking the manhole
#5Polymer Circular Manhole Assembly System
#6Safety hatch system
#7Fractionation tray having a manway unit
#8Access door with lift assist
#9Safety hatch system
#10Device to assist the opening of a covering element pivotably mounted relative to an edge of a frame
#11Safety hatch system
#12Device for a pavement manhole with a support frame for closing a panel hinged on the frame using permanent articulation means
#13Safety hatch system and egress
#14BASEMENT DOOR OPENER
#15Device for closing an opening, particularly a street manhole
#16Hatch equipped with at least one locking socket capable of being actuated on each side of the hatch
#17Hatch cover manager
#18Basement door opener
#19Cover arrangement
#20Lifting mechanism for access hatch
#21Device for closing an opening, particularly a man hole
#22Horizontal door lift