LIFEBREATH
Filed: December 9, 1993
air to air heat exchange ventilating units, heat exchangers and air filters for domestic and commercial use, electrical…
Owned by: ZEHNDER GROUP INTERNATIONAL AG
Serial Number: 74467502
TECHGRILLE
Filed: January 31, 1994
ventilation grills and parts therefor
Owned by: ZEHNDER GROUP INTERNATIONAL AG
Serial Number: 74484229
TFP
Filed: December 15, 1995
turbulent flow precipitators for cleaning air
Owned by: ZEHNDER GROUP INTERNATIONAL AG
Serial Number: 75033322
TFP ELIMINATOR
Filed: April 9, 1998
Collection systems, composed primarily of a blower, a precipitator cell, and an exhaust, designed used to remove mist from…
Owned by: ZEHNDER GROUP INTERNATIONAL AG
Serial Number: 75465255
QUANTUM
Filed: November 4, 2004
Mechanical ventilators namely, inline fans[, heat recovery ventilators and indoor air cleaners ]
Owned by: ZEHNDER GROUP INTERNATIONAL AG
Serial Number: 78511475
