| http://www.w3.org/ns/prov#value | - hment ring comprising a sleeve having a frusto conical web extending upward therein to define a trough, the method including the steps of:a. inserting the lower end of the stem into the trough from above, b. inserting a dip tube into the attachment ring from below thereby expanding an upper portion of the frusto-conical web to assure the web squeezes the lower end of the stem against the sleeve to
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