73796108
Apr 27, 1989
Mar 13, 1990
VACUUM HEATING UNIT COMPRISING CAST IRON OR STEEL RECEIVERS, CENTRIFUGAL PUMP AND MOTOR ASSEMBLIES, MULTI JET VACUUM PRODUCERS, FLOAT SWITCHES, VACUUM SWITCHES, CONTROL PANELS WITH MAGNETIC STARTERS, DISCONNECT SWITCHES, SELECTOR SWITCHES, PILOT LIGHTS OR TRANSFORMERS, INLET STRAINERS, THERMOMETERS, WATER LEVEL GAUGE GLASSES, SUCTION ISOLATION VALVES, COMPOUND AND PRESSURE GAUGE ALL SOLD AS A UNIT
Environmental Control Apparatus