SPENCE ENGINEERING COMPANY, INC. Trademarks
SPENCE
Filed: June 10, 1955
REGULATORS FOR STEAM OR OTHER VAPORS, GASES, AND LIQUIDS
Owned by: SPENCE ENGINEERING COMPANY, INC.
Serial Number: 71689312
SECO
Filed: April 11, 1958
VALVES, REGULATORS, AND PARTS THEREOF; VALVE SEATS, VALVE DISCS, AND BLEED-PORTS, AND ANTI-ABRASIVE PUMP PARTS, ALL SAID…
Owned by: SPENCE ENGINEERING COMPANY, INC.
Serial Number: 72049529
