A platform for research: civil engineering, architecture and urbanism
A platform for research: civil engineering, architecture and urbanism
This invention relates to a door knob stopper that is recessed into and secured to the wall behind a door and prevents the door knob from damaging the wall if the door knob hits the wall.
This invention relates to a door knob stopper that is recessed into and secured to the wall behind a door and prevents the door knob from damaging the wall if the door knob hits the wall.
DOOR KNOB STOPPER
GAROFALO MICHAEL A (author)
2023-04-06
Patent
Electronic Resource
English
IPC:
E05F
DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION
,
Vorrichtungen zum Bewegen der Flügel in die Offen- oder Schließstellung