133551 ⎘
Closers or openers for wings, not otherwise provided for in this subclass gravity-actuated, e.g. by use of counterweights with rectilinearly-moving counterweights
Self-locking guillotine door
#2A SYSTEM FOR OPENING AND CLOSING A WINDOW
#3Window Well Egress Apparatus
#4Cylinder Type Door Operator
#5SUPPORTING COUNTER-FRAME FOR SLIDING DOORS OF FRIDGE CABINETS
#6Gate holder
#7Negative-pressure smoke-guiding fireproof building structure
#8Method for automatically opening door and device for automatically opening and closing door
#9Automatic door closure for breakout sliding doors and patio doors
#10Automatic sliding door closing device
#11Self-closing sliding door assembly
#12Patio screen door closer
#13Inputting or adjusting reference positions in a door controller
#14Windows opening/closing driving device