PROTEGO
Filed: February 26, 1981
Machines for the Manufacture of Oil Tanks, Flame Traps, Flame Arresters, Pressure Release Valves and Ventilation Valves-…
Owned by: PROTEGO (USA), INC.
Serial Number: 73298792
PROTEGO
Filed: February 26, 1981
Machines for the Manufacture of Oil Tanks, Flame Traps, Flame Arresters, Pressure Release Valves and Ventilation Valves-…
Owned by: PROTEGO (USA), INC.
Serial Number: 73299089
FLAMEFILTER
Filed: August 13, 1993
security valves and fittings against the passage of flames, explosions, [ detonacions ] * detonations * and/or slow combustions…
Owned by: PROTEGO (USA), INC.
Serial Number: 74424271
FLAMEFILTER
Filed: December 1, 1994
safety devices comprising mechanical and non-mechanical valves, flame arresters and mountings therefor to prevent the passage…
Owned by: PROTEGO (USA), INC.
Serial Number: 74605098
