97402628
May 10, 2022
Filtering units for producing purified water for emergency use ; Filtering units for use in backpack water filters for producing purified water; Filters for drinking water; Filters for water filtering apparatus; Water filtering apparatus; Water filters; Water purification and filtration apparatus; Water purification apparatus; Water purification units; Water sterilizers; Water treatment equipment, namely, ultraviolet sterilization units
Environmental Control Apparatus