Electrical and scientific apparatus Trademarks Filed in November 29, 1948
CALORIMIXER
Filed: November 29, 1948
AUTOMATIC THERMO-ELECTRIC GAS MIXING CONTROL APPARATUS
Owned by: CUTLER-HAMMER, INC.
Serial Number: 71569554
THERMETER
Filed: November 29, 1948
APPARATUS FOR MEASURING AND RECORDING THE CALORIFIC VALUE OF GASES
Owned by: CUTLER-HAMMER, INC.
Serial Number: 71569556
MARCHANT
Filed: November 29, 1948
CALCULATING MACHINES
Owned by: MARCHANT CALCULATING MACHINE COMPANY
Serial Number: 71569562
