Environmental control apparatus Trademarks Filed in October 25, 1979
ENERGY MISER
Filed: October 25, 1979
Heat Exchangers-Namely, a Heat Recuperator for Use on Industrial Heat Treating Furnaces
Owned by: Holcroft and Company
Serial Number: 73236636
EM-RECUPERATOR
Filed: October 25, 1979
Heat Exchanger-Namely, a Recuperator
Owned by: HOLCROFT/LOFTUS, INC.
Serial Number: 73236638
PUMPAROUND
Filed: October 25, 1979
Heat Exchange Coils, Controls, and Pumps as a System for Recovering Waste Energy from an Exhaust Air Stream
Owned by: CARRIER CORPORATION
Serial Number: 73236684
