PYROIL
CONCENTRATED OIL ADDITIVE FOR USE IN GASOLINE AND OTHER MOTOR FUELS AND IN OIL FOR MOTORS AND MACHINERY TO PROVIDE ADDITIONAL LUBRICITY, PREVENT EXCESSIVE ENGINE WEAR, REDUCE FRICTION, INHIBIT CORROSION AND ALSO TO SERVE AS A DETERGENT
Cancelled · August 10, 1951 · 71617537 ·