73796132
Apr 27, 1989
May 15, 1990
VACUUM PUMPS, VACUUM GATES, VACUUM TREATMENT VESSELS, CARRY AND GUIDE FRAMES ALL BEING PARTS OF METAL MANUFACTURING MACHINES
MachineryDUST COLLECTORS FOR USE IN GAS CLEANING AND DECONTAMINATION EQUIPMENT
Environmental Control ApparatusENGINEERING SERVICES FOR OTHERS IN THE FIELD OF METALLURGICAL PROCESS ENGINEERING; FURNISHING EXPERT OPINIONS AND CONDUCTING OF INVESTIGATIONS FOR OTHERS COVERING EQUIPMENT FOR METALLURGICAL PROCESS ENGINEERING
Computer and Scientific