Filter and method for making a filter

Filter and method of making same

Filter and muffler device for vacuum mechanism

Filter apparatus

Filter apparatus for extracting water vapors from a gas

Filter assemblies and systems for intake air for fuel cells

Filter assemblies with adhesive attachment systems

Filter assembly

Filter assembly

Filter assembly for a vacuum cleaner

Filter assembly for a vacuum cleaner

Filter assembly for a vacuum cleaner

Filter assembly having end cap with separable flow conduit

Filter assembly with noise attenuation

Filter change indicator

Filter change indicator

Filter construction for disk drives

Filter device

Filter device for air purification

Filter device having elongate absorber particles fixed to a flat