Custom dust collection systems including-- dust collector, ductwork, fan, dust discharge equipment, and electrical control panel

air volume control sold as a unit for an air handling system of a commercial, industrial or institutional building, namely, a centrifugal fan, a fan mounting comprising tracks and a wheeled mounting frame adapted to move on said tracks to enable horizontal movement of the centrifugal fan, and an operator capabe of moving the wheeled mounting frame and the fan mounted thereon

pharmaceutical preparation, namely an anti-inflammatory

PLASTER

ELECTRIC FANS AND FAN BLADES

AUTOMATIC, PNEUMATICALLY-ACTUATED CONTROL FOR A SPEED VARYING DRIVE MECHANISM

FITTING CONSTITUTING THE OUTLET OF A HOT WATER BOILER AND HAVING SEPARATE AIR AND WATER PASSAGES

AIR ELIMINATING DEVICE FOR FACILITATING SEPARATION OF AIR FROM WATER IN CLOSED HOT WATER HEATING SYSTEMS, AND THE COLLECTION OF THE SEPARATED AIR IN AN EXPANSION TANK IN WHICH THE CONNECTION BETWEEN THE TANK AND THE SYSTEM INCLUDES A PORTION WHICH COMMUNICATES WITH THE WATER SPACE OF THE TANK AND IS ARRANGED TO PREVENT TWO-WAY CIRCULATION THERETHROUGH