Polyvisc Trademarks

POLYVISC
automatic viscosity measuring apparatus
Registered  ·  January 26, 2001  ·  76200952  · 
polyvisc
POLYVISCOUS
Gear Pumps Used Primarily for the Pumping of Thick, Viscous Materials Such as Polymer Melts
Cancelled  ·  June 15, 1981  ·  73314811  ·