72287477
Dec 26, 1967
May 6, 1969
CIRCULATORS AND PUMPS-NAMELY, ELECTRICALLY OPERATED CENTRIFUGAL TYPE PUMPS, PRIMARILY FOR USE IN HOT WATER HEATING SYSTEMS AND AIR CONDITIONING SYSTEMS
Yarns and ThreadsTUBE TYPE HEAT EXCHANGERS, PRIMARILY FOR USE IN HOT WATER HEATING SYSTEMS AND PARTS THEREOF
Smokers’ Articles