ELCARB
Filed: February 21, 1945
ION EXCHANGING MATERIALS SUITABLE FOR USE AS WATER SOFTENING AGENTS
Owned by: ELGIN SOFTENER CORPORATION
Serial Number: 71480053
ELCONITE
Filed: February 21, 1945
ION EXCHANGING MATERIALS SUITABLE FOR USE AS WATER SOFTENING AGENTS
Owned by: ELGIN SOFTENER CORPORATION
Serial Number: 71480054
REZEX
Filed: February 21, 1945
ION EXCHANGING MATERIALS SUITABLE FOR USE AS WATER SOFTENING AGENTS
Owned by: ELGIN SOFTENER CORPORATION
Serial Number: 71480055
ELGEX
Filed: October 6, 1945
PREPARATIONS FOR USE IN TREATMENT OF WATER AND STEAM FOR THE PURPOSE OF PREVENTING CORROSION
Owned by: ELGIN SOFTENER CORPORATION
Serial Number: 71489506
ELCOFILT
Filed: December 21, 1945
GRADED SILICEOUS AND OTHER INSOLUBLE, UNREACTIVE GRANULAR MATERIALS FOR USE AS SUPPORTING BEDS FOR OTHER GRANULAR PREPARATIONS…
Owned by: ELGIN SOFTENER CORPORATION
Serial Number: 71493669
