Patents/Inventors

Richard L. Hollowell

Avon, CTUS2 patents

3 Patents

US119703692024
Beam Climber Battery Charging in Transfer Station
OTIS ELEVATOR COMPANY
0 cites
US117389712023
Elevator Governor Tension Frame Damper
OTIS ELEVATOR COMPANY
0 cites
US116737702023
Elevator Governor Tension Frame Damper
OTIS ELEVATOR COMPANY
0 cites