LUBRINIZED
SERVICES IN THE TREATMENT OF ELASTOMERIC AND PLASTIC PRODUCTS, SPECIFICALLY CHEMICAL AND/OR RADIATION TREATMENT OF RUBBER AND PLASTIC PRODUCTS RESULTING IN GRAFT OR SURFACE POLYMERIZATION, AND CHEMICAL AND/OR RADIATION TREATMENT OF RUBBER OR PLASTIC PRODUCTS TO SUBSTANTIALLY REDUCE THEIR COEFFICIENTS OF FRICTION
Expired · June 23, 1966 · 72248845 ·