| 摘要 |
An apparatus including a rigid housing mounting a lid containing a flexible, polymeric component containing bag therewithin, with the bag including a spout directed through an opening in the container, with the lid including a piston including an apex positioned medially thereof impinging upon an upper portion of the bag to effect expressing of contents of the bag through its nozzle when the piston is projected into the bag by a handle and piston rod mounted exteriorly of the bag. Bracket structure is provided to provide stability in mounting of the container to a vertical wall surface.
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