ORIGINAL SEITZ-FILTERSCHICHTEN
Filed: July 18, 1963
FILTERING MATERIALS AND FILTER LAYERS MADE OF DERIVATIVES OF SAID FILTERING MATERIALS, ESPECIALLY RAW AND REFINED POWDERS…
Owned by: SEITZ-FILTER-WERKE THEO & GEO SEITZ GmbH und CO.
Serial Number: 72173403
SWK-SUPRA
Filed: March 20, 1987
FILTER SHEETS [ FOR ] * OF * ORGANIC AND/OR INORGANIC FIBERS AND POWDERS; FILTER CARTONS; FILTER MEMBRANES; COMPOSITE FILTERS…
Owned by: SEITZ-FILTER-WERKE THEO & GEO SEITZ GmbH und CO.
Serial Number: 73651134
SWK-SUPRA DISC
Filed: December 4, 1987
DEPTH FILTER ELEMENTS OF ORGANIC AND/OR INORGANIC FIBERS AND POWDERS; COMPOSITE FILTERS COMPRISING A COMBINATION OF THE…
Owned by: SEITZ-FILTER-WERKE THEO & GEO SEITZ GmbH und CO.
Serial Number: 73699707
SWK-PRECART
Filed: August 20, 1990
filter elements and filtering media for filtering machines; namely, filter cartridges, filter sheets, filter membranes,…
Owned by: SEITZ-FILTER-WERKE THEO & GEO SEITZ GmbH und CO.
Serial Number: 74089277
SWK-VELADISC
Filed: August 20, 1990
filtering machines utilizing filter elements and filtering media; namely, filter cartridges, filter sheets, filter membranes…
Owned by: SEITZ-FILTER-WERKE THEO & GEO SEITZ GmbH und CO.
Serial Number: 74089322
SWK-VELACART
Filed: August 20, 1990
filtering machines utilizing filter elements and filtering media; namely, filter cartridges, filter sheets, filter membranes…
Owned by: SEITZ-FILTER-WERKE THEO & GEO SEITZ GmbH und CO.
Serial Number: 74089323
