Filter having a change indicator

Filter having a filter element quick-disconnect mount

Filter having a truncated conical sieve surface

Filter having chemical resistance, antistatic property and...

Filter having internally threaded cover non-rotatably...

Filter having magnetic components and method of...

Filter holder and gasket assembly for candle or tube filters

Filter holding means

Filter holding means

Filter hose cleaner

Filter house and method for simultaneously removing no.sub.x...

Filter housing

Filter housing and filter assemblies utilizing the same

Filter housing apparatus with rotating filter replacement...

Filter housing assembly

Filter housing assembly

Filter housing for a drinking water pitcher

Filter in the form of a roll and the method of making the same

Filter incorporating multiple chambers for receiving the...

Filter incorporating two distinct filtering stacks