TCL
Filed: May 22, 1972
TUNNEL ALIGNMENT AND GRADE CONTROL SYSTEM UTILIZING A LASER BEAM
Owned by: AGL CORPORATION
Serial Number: 72425185
GRADOPLANE
Filed: March 3, 1981
Electronically Controlled Laser Apparatus for Use in Determining Slopes and Grades
Owned by: AGL CORPORATION
Serial Number: 73299563
SPI
Filed: March 3, 1981
Detection Apparatus for Pneumatically and Electronically Locating Leaks in Sewer Pipes
Owned by: AGL CORPORATION
Serial Number: 73299564
MASTERPLANE
Filed: March 3, 1981
Electronic Laser Apparatus for Determining Grades and Alignments
Owned by: AGL CORPORATION
Serial Number: 73299567
BEAM MACHINE
Filed: November 26, 1982
Laser Transmitters
Owned by: AGL CORPORATION
Serial Number: 73403870
LASERSOURCE
Filed: December 29, 1986
INSTALLATION AND MAINTENANCE OF LASER OPERATED CONSTRUCTION EQUIPMENT
Owned by: AGL CORPORATION
Serial Number: 73637474
AGL
Filed: March 20, 1987
LASERS FOR USE IN PIPE LAYING, CONSTRUCTION AND DREDGING
Owned by: AGL CORPORATION
Serial Number: 73650486
EAGL2
Filed: June 30, 1988
ELECTRONIC GRADE LEVEL FOR USE IN PIPE LAYING, CONSTRUCTION AND DREDGING
Owned by: AGL CORPORATION
Serial Number: 73737470
AUTOLINE
Filed: May 6, 1991
wireless remote control to be used in conjunction with construction laser equipment and which is used to adjust the position…
Owned by: AGL CORPORATION
Serial Number: 74164017
MOBILE AUTOMATION
The name under which grade controls are sold to manufacturers or users of motorgraders, milling machines, asphalt pavers…
Owned by: AGL CORPORATION
Serial Number: 75650330
MOBA
The name under which grade controls are sold to manufacturers or users of motorgraders, milling machines, asphalt pavers…
Owned by: AGL CORPORATION
Serial Number: 75650331
