Duogyr Trademarks

DUOGYR
ELECTROMECHANICAL AND ELECTRONIC MEASURERS AND REGULATORS USED IN CONNECTION WITH NON-ELECTRICAL PARAMETERS, NAMELY, TEMPERATURE REGULATORS, PRESSURE REGULATORS, MOISTURE REGULATORS, DENSITY REGULATORS AND FILLING HEIGHT REGULATORS; ELECTROMOTIVE, ELECTROTHERMAL AND PNEUMATIC DRIVES FOR CORRECTING ELEMENTS AND VALVE DRIVES; THERMOSTATIC AND ELECTRONIC RADIATOR REGULATORS; AND RADIATOR VALVES
Cancelled  ·  April 28, 1987  ·  73657806  · 
DUOGYR-PLUS
ELECTROMECHANICAL AND ELECTRONIC MEASURERS AND REGULATORS USED IN CONNECTION WITH NON-ELECTRICAL PARAMETERS, NAMELY, TEMPERATURE REGULATORS, PRESSURE REGULATORS, MOISTURE REGULATORS, DENSITY REGULATORS AND FILLING HEIGHT REGULATORS; ELECTROMOTIVE, ELECTROTHERMAL AND PNEUMATIC CONTROLS FOR CORRECTING ELEMENTS AND VALVE DRIVES; THERMOSTATIC AND ELECTRONIC RADIATOR REGULATORS; AND THERMOSTATIC RADIATTOR CONTROL VALVES
Cancelled  ·  April 28, 1987  ·  73657794  ·