71565201
Sep 15, 1948
Jun 20, 1950
THERMOSETTING SYNTHETIC PLASTIC INCLUDING AS AN ESSENTIAL INGREDIENT FORMALDEHYDE-ETHYLENE DICHLORIDE-UREA-TREATED DISINTEGRATED WOOD, CHARACTERIZED BY SAID TREATED WOOD IMPARTING GOOD PLASTIC QUALITIES AND ONLY NEGLIGIBLE FILLER QUALITIES TO SAID PLASTIC, FOR USE IN THE MANUFACTURE OF ARTICLES THAT ARE APT TO BE SUBJECTED TO CONSIDERABLE STRAIN; AND PLASTICIZERS TO BE ADDED TO SAID THERMOSETTING SYNTHETIC PLASTIC TO IMPART SOFTNESS AND FLEXIBILITY THERETO
Metal Goods