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A variable resistance door stay apparatus is disclosed. The door stay is provided with an adjustable tightening nut that slides inside a longitudinal slot in a ridged member. A method is disclosed for proving variable resistance to rotational of a door.
A variable resistance door stay apparatus is disclosed. The door stay is provided with an adjustable tightening nut that slides inside a longitudinal slot in a ridged member. A method is disclosed for proving variable resistance to rotational of a door.
VARIABLE RESISTANCE DOOR STAY APPARATUS
BISHOP STEVE (author)
2016-07-07
Patent
Electronic Resource
English