23 Fluid Control Systems, Fluid Transportation and Storage Systems, Valves, Tank Configurations, Duct Arrangements, Truck Tank Internal Compartment and Vent Valves, Truck Tank Pneumatic and Hydraulic Control Systems
Trademark Events
Nov 11, 2001
Cancelled Sec. 8 (10-Yr)/Expired Section 9
Oct 25, 1984
Registered - Sec. 8 (6-Yr) Accepted & Sec. 15 Ack.