GEOPHOTO
Filed: October 11, 1947
SERVICE OF MAKING GEOLOGICAL EVALUATIONS OF LAND AREAS
Owned by: HALLIBURTON GEOPHYSICAL SERVICES, INC.
Serial Number: 71537579
AQUASENSE
Filed: February 21, 1984
Hydrophones-Namely, an Electrical Instrument for Detecting or Monitoring Sound and Other Pressure Changes Underwater
Owned by: HALLIBURTON GEOPHYSICAL SERVICES, INC.
Serial Number: 73466527
GEOSTAR
Filed: February 9, 1990
computers and computer programs on tapes, cards, or discs in the field of management of exploration data
Owned by: HALLIBURTON GEOPHYSICAL SERVICES, INC.
Serial Number: 74027526
MDS-18
Filed: March 5, 1990
seismic data acquisition instrumentation utilizing wire or fiber optic telemetry
Owned by: HALLIBURTON GEOPHYSICAL SERVICES, INC.
Serial Number: 74034325