U.S. federal trademark · Serial No. 79421153 · Reg. No. 8122641
Installations and devices for the thermal treatment of filter dust in the nature of hot-gas filters being filters for separation of gas, filter cartridges for industrial dust collection and air filters for industrial installations; systems and devices for the purification of gases comprised of hot-gas filters being filters for separation of gas, filter cartridges for industrial dust collection, air filters for industrial installations; filters for cleaning gases
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