Filed: July 11, 1969ONE-COMPONENT, SOLVENT FREE, CASTABLE POLYURETHANE ELASTOMEROwned by: INDPOLSerial Number: 72332352
Filed: April 16, 1970POLYESTER RESIN, USED AS AN INTERMEDIATE RESIN IN THE MANUFACTURE OF POLYURETHANE RUBBER AND FOAMOwned by: INDPOLSerial Number: 72357079