Electrical and scientific apparatus Trademarks Filed in August 13, 1952
CLIMATE-LAB
Filed: August 13, 1952
TEMPERATURE AND HUMIDITY-CONTROLLED CABINETS IN WHICH DIFFERENT ATMOSPHERIC CONDITIONS CAN BE REPRODUCED FOR EXPERIMENTAL…
Owned by: AMERICAN INSTRUMENT COMPANY INC.
Serial Number: 71633827
PORTAPAGE
Filed: August 13, 1952
PORTABLE ELECTRIC PAGING SYSTEM CONSISTING OF A MEGAPHONE, BATTERY, BATTERY CASE, MICROPHONE, CABLE, SHOULDER STRAP AND…
Owned by: SOUND-CRAFT SYSTEMS, INC.
Serial Number: 71633883
