73016319
Mar 19, 1974
Mar 4, 1975
CONSTRUCTION OF [ PLANTS AND ] EQUIPMENT TO THE SPECIFICATION AND/OR ORDER OF OTHERS IN THE CHEMICAL, METALLURGICAL, AND PETROLEUM INDUSTRIES
Building Construction and RepairENGINEERING, PLANNING AND DESIGNING OF PLANTS AND EQUIPMENT TO THE SPECIFICATION AND OR ORDER OF OTHERS IN THE CHEMICAL, METALLURGICAL, AND PETROLEUM PROCESSING INDUSTRIES, AND RESEARCH AND DEVELOPMENT SERVICE FOR SAID INDUSTRIES
Computer and Scientific