Philadelphia Thermometer & Controls Trademarks
MERC-TO-MERC
Filed: February 27, 1940
Heat Responsive Circuit Controlling Elements for Use in Thermostatic Heat Regulation or Control
Owned by: Philadelphia Thermometer & Controls
Serial Number: 71428968
ROTO-STAT
Filed: November 29, 1957
THERMOREGULATORS FOR USE IN LABORATORIES AND INDUSTRIAL INSTALLATIONS
Owned by: Philadelphia Thermometer & Controls
Serial Number: 72041566
MICRO-SET
Filed: November 29, 1957
THERMOREGULATORS FOR USE IN LABORATORIES AND INDUSTRIAL INSTALLATIONS
Owned by: Philadelphia Thermometer & Controls
Serial Number: 72041567
