Environmental control apparatus Trademarks Filed in May 6, 1968
BIO-GLAS
Filed: May 6, 1968
POROUS GLASS FOR CHROMATOGRAPHY
Owned by: BIO-RAD LABORATORIES
Serial Number: 72297372
VELCON
Filed: May 6, 1968
FILTER SEPARATOR APPARATUS FOR REMOVING WATER CONTAMINANTS FROM HYDROCARBON FLUIDS
Owned by: PARKER INTANGIBLES LLC
Serial Number: 72297397