Filter cartridge for cigarette holders

Claim 1

A FILTER CARTRIDE FOR TOBACCO SMOKE, COMPRISIN IN COMBINATION, A TUBULAR CASING HAVING FIRST AND SECOND END WALLS HAVING A POINTED METAL TUBE PROJECTING INWARD THEREFROM, SAID TUBULAR CASING BEING FORMED OF TRANSPARENT MATERIAL, SAID END WALLS OF SAID TUBULAR CASING EACH CONTAINING AN APERTURE, SAID END WALL DISPOSED ADJACENT THE FIRST END OF SAID CASING CONTAINING AN APERTURE LOCATED IN THE UPPER PORTION OF SAID END WALL AND SAID END WALL DISPOSED ADJACENT THE SECOND END OF SAID CASING CONTAINER AN APERTURE IN THE LOWER PORTION OF SAID SAID END WALL, SMALLER TUBES FIXED TO EXTEND INWARDLY OF SAID CASING FROM SAID END WALLS AND FITTED THROUGH THE APERTURES IN SAID ENDS WALLS FOR A DISTANCE GREATER THAN ONE HALF THE LENGTH OF SAID TUBULAR PORTION, SOLID PLUGS CLOSING THE INWARDLY DISPOSED ENDS OF SAID POINTED TUBES, THE LONGITUDINAL AXES OF THE SMALLER TUBES BEING SUBSTANTIALLY PARALLEL TO, AND SPACEDLY OFFSET RELATIVE TO ONE ANOTHER, SAID PLUGS CONTAINING A PLURALITY OF CAPILLARY CHANNELS EXTENDING THERETHROUGH, A CHEMICAL LIQUID OCCUPYING SUBSTANTIALLY ONE HALF OF THE VOLUME WITHIN SAID TUBULAR CASING, AND ELASTIC MEMBERS CLOSING THE OUTWARDLY DISPOSED ENDS OF SAID SMALLER TUBES, SAID ELASTIC MEMBERS BEING TRANSFIXED BY SAID POINT METAL TUBES.