EKOTAPE
Filed: December 16, 1949
ELECTRIC MAGNETIC SOUND RECORDER-REPRODUCER
Owned by: WEBSTER ELECTRIC COMPANY
Serial Number: 71589487
W
Filed: January 24, 1950
AUDIO FREQUENCY AMPLIFIERS COMPRISING ASSEMBLED UNITS FOR AMPLIFYING ELECTRIC SIGNALS AND INCLUDING AUDIO FREQUENCY TRANSFORMERS…
Owned by: WEBSTER ELECTRIC COMPANY
Serial Number: 71591389
W
Filed: January 24, 1950
PUMPS-NAMELY, OIL BURNER FUEL PUMPS INCLUDING FUEL STRAINERS AND PRESSURE REGULATING VALVES AND PARTS THEREOF, LUBRICATING…
Owned by: WEBSTER ELECTRIC COMPANY
Serial Number: 71591390
WEBSTER ELECTRIC
Filed: January 31, 1950
AUDIO FREQUENCY AMPLIFIERS COMPRISING ASSEMBLED UNITS FOR AMPLIFYING ELECTRIC SIGNALS AND INCLUDING AUDIO FREQUENCY TRANSFORMERS…
Owned by: WEBSTER ELECTRIC COMPANY
Serial Number: 71591757
TELECOM
Filed: March 23, 1960
TELEPHONE INTERCOMMUNICATION SYSTEMS INCLUDING SWITCHBOARDS AND INSTRUMENTS
Owned by: WEBSTER ELECTRIC COMPANY
Serial Number: 72093569