Electrical and scientific apparatus Trademarks Filed in June 14, 1948
GUARDIAN
Filed: June 14, 1948
ELECTROMAGNETS, RELAYS, SOLENOIDS, AND SWITCHES, WHICH ARE GENERALLY REFERRED TO IN THE TRADE AS UNITARY ELECTRICAL COMPONENTS…
Owned by: GUARDIAN ELECTRIC MANUFACUTRING CO.
Serial Number: 71559152
PATTERSON MIXATRON
Filed: June 14, 1948
METERS FOR RECORDING THE RHEOLOGICAL PROPERTIES OF MATERIALS
Owned by: AMERICAN INGREDIENTS COMPANY
Serial Number: 71559175
