COGAS DEVELOPMENT COMPANY Trademarks
COGAS
Filed: September 18, 1973
RESEARCH AND DEVELOPMENT TO THE ORDER AND/OR SPECIFICATION OF OTHERS IN THE FIELD OF CONVERSION OF COAL INTO GAS AND SYNTHETIC…
Owned by: COGAS DEVELOPMENT COMPANY
Serial Number: 73001276
COCHAR
Filed: March 23, 1981
Conducting Feasibility Studies in the Field of Transformation of Coal to Char for Others
Owned by: COGAS DEVELOPMENT COMPANY
Serial Number: 73302459
