FLINN & DREFFEIN ENGINEERING CO. Trademarks
MONITECTOR
Filed: March 26, 1969
COMBUSTION SAFETY ANNUNCIATOR FOR INDUSTRIAL FURNACES OR OVENS
Owned by: FLINN & DREFFEIN ENGINEERING CO.
Serial Number: 72322850
SOLOTECTOR
Filed: March 26, 1969
FURNACE FLAME DETECTOR UTILIZING ULTRAVIOLET
Owned by: FLINN & DREFFEIN ENGINEERING CO.
Serial Number: 72322851
