Challenge Listing

If you think this idea disclosed in this listing is NOT in the public domain, please tell us why and we will determine if the listing should be removed from our site, or a disclaimer needs to be added.

Listing to be Challenged:

The gas-liquid separator, the gas-liquid separating device and a device for purifying exhaust gas, or air cleaner, or air sterilizing and cleaning device


August 23, 2000

Thanks for sharing!