摘要 |
Apparatus for use in predetermining volume of liquid to be withdrawn from a container having a top, bottom and side walls includes a conduit insertable through an opening in the top wall which is selectively shiftable within the container for providing a liquid conducting passage. A measuring device is positionable adjacent an external portion of the conduit for displaying liquid volume withdrawable through the conduit when it is linearly shifted to a preselected position.
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