Foster Oilfield Equipment Co. Trademarks
F-SEAL
Filed: March 28, 1990
manual metal valves for use in oilfields
Owned by: Foster Oilfield Equipment Co.
Serial Number: 74043537
W-SEAL
Filed: March 28, 1990
manual metal valves for use in oilfields
Owned by: Foster Oilfield Equipment Co.
Serial Number: 74043539
M-SEAL
Filed: March 28, 1990
manual metal valves for use in oilfields
Owned by: Foster Oilfield Equipment Co.
Serial Number: 74043540
