AIRCO SPEEDWELD
Filed: April 4, 1931
WELDING RODS
Owned by: AIR REDUCTION SALES COMPANY
Serial Number: 71312936
AIRCOWELD
Filed: October 6, 1931
WELDING RODS
Owned by: AIR REDUCTION SALES COMPANY
Serial Number: 71319758
AIRCO
Filed: February 27, 1935
GAS PRESSURE REGULATORS
Owned by: AIR REDUCTION SALES COMPANY
Serial Number: 71361866
AIRCO "45"
Filed: March 21, 1942
GAS CUTTING TORCHES AND TIPS
Owned by: AIR REDUCTION SALES COMPANY
Serial Number: 71451791
AIRCO
Filed: October 3, 1946
HANDOPERATED GAS OR LIQUID CONTROL VALVES
Owned by: AIR REDUCTION SALES COMPANY
Serial Number: 71510149
HI-TEST
Filed: January 17, 1948
BRAZING AND WELDING FLUX
Owned by: AIR REDUCTION SALES COMPANY
Serial Number: 71547303
HI-TEST
Filed: January 17, 1948
FLUXCOATED METALLIC WELDING RODS
Owned by: AIR REDUCTION SALES COMPANY
Serial Number: 71547304
AIRCO
Filed: February 14, 1948
WRENCHES
Owned by: AIR REDUCTION SALES COMPANY
Serial Number: 71549689
AIRCOMATIC
Filed: November 16, 1948
ELECTRIC ARC WELDING APPARATUS
Owned by: AIR REDUCTION SALES COMPANY
Serial Number: 71568825
AIRCOLOY
Filed: December 15, 1948
ALLOYS FOR USE IN HARD FACING METALS
Owned by: AIR REDUCTION SALES COMPANY
Serial Number: 71570532
AIRCOLOY
Filed: February 25, 1949
COATED ALLOY ELECTRODES FOR USE IN THE HARD FACING OF METALS BY THE ELECTRIC ARC WELDING METHOD
Owned by: AIR REDUCTION SALES COMPANY
Serial Number: 71574479
MONOGRAPH
Filed: August 24, 1949
GAS TORCH CUTTING MACHINES
Owned by: AIR REDUCTION SALES COMPANY
Serial Number: 71583902
