DOORKING
Filed: April 14, 1952
ELECTRIC POWER [ OPERATED ] MECHANISMS FOR OPENING AND CLOSING OVERHEAD GARAGE DOORS
Owned by: DOORKING, INC.
Serial Number: 71628038
NO PHONE LINE PHONE
Filed: December 12, 1989
TELEPHONE OPERATED ACCESS CONTROL UNITS AND PARTS THEREOF
Owned by: DOORKING, INC.
Serial Number: 74010158
NO PHONE LINE
Filed: December 12, 1989
TELEPHONE OPERATED ACCESS CONTROL UNITS AND PARTS THEREOF
Owned by: DOORKING, INC.
Serial Number: 74010160
DOORKING
electronic controllers for operation of movable gates and doors, programmable access controllers, telephone entry systems…
Owned by: DOORKING, INC.
Serial Number: 75612683
DOORKING
sliding and swinging gates, overhead and utility doors, traffic control barriers made primarily of metal, traffic control…
Owned by: DOORKING, INC.
Serial Number: 75614151
MICROPLUS
Radio receivers and hand-held radio transmitters for operating access doors and gates
Owned by: DOORKING, INC.
Serial Number: 75730081
DOORKING
Filed: December 30, 2011
Parking arms in the nature of metal gates for car parking facilities; Metal traffic control barriers; traffic control spike…
Owned by: DOORKING, INC.
Serial Number: 85506624
