74605438
Nov 25, 1994
Jun 17, 1997
filters and filter housings for laboratory use; fluid separation apparatus for laboratory use; and membrane filters for laboratory use
Electrical and Scientific Apparatusfilters and filter housings for fluid separation, pollution control and fluid processing for industrial use; fluid separation systems for water purification, pollution control and fluid processing for industrial use, comprised of pumps, filters, housings and membrane modules, all sold as a unit, and parts therefor; and membrane modules for fluid separation systems
Environmental Control Apparatus