DOR-O-MATIC
Filed: November 12, 1954
AUTOMATIC DOOR OPERATORS
Owned by: NT DOR-O-MATIC INC.
Serial Number: 71676482
INVISIBLE DOR-MAN
Filed: November 12, 1954
AUTOMATIC DOOR OPERATORS
Owned by: NT DOR-O-MATIC INC.
Serial Number: 71676483
LOOK-SEE
Filed: December 26, 1989
SENSORS FOR AUTOMATIC SLIDING DOOR OPERATING MECHANISMS
Owned by: NT DOR-O-MATIC INC.
Serial Number: 74013803
ASTRO-SCOPIC
Filed: June 26, 1992
automatic sliding door system consisting primarily of extruded aluminum header, extruded aluminum jam tables, extruded aluminum…
Owned by: NT DOR-O-MATIC INC.
Serial Number: 74288945
ASTRO SLIDE
Filed: October 2, 1992
electrically powered automatic sliding door operating mechanism and parts therefor
Owned by: NT DOR-O-MATIC INC.
Serial Number: 74319922
ASTRO-BALANCE
Filed: June 16, 1995
automatic balanced doors
Owned by: NT DOR-O-MATIC INC.
Serial Number: 74689570
JUNIOR SWING
Filed: March 8, 1996
power assisted, low energy door openers
Owned by: NT DOR-O-MATIC INC.
Serial Number: 75069216
NT DOR-O-MATIC
Filed: September 6, 1996
pedestrian traffic control metal guide rails, metal floor and overhead checking door closers, metal door pivots, architectural…
Owned by: NT DOR-O-MATIC INC.
Serial Number: 75162147
DOR-GARD
Filed: July 29, 1998
threshold sensors for doors
Owned by: NT DOR-O-MATIC INC.
Serial Number: 75526968
QUANTUM
automatic door and window operators and accessories
Owned by: NT DOR-O-MATIC INC.
Serial Number: 75718167
