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MATERIALS DELIVERY DEVICE

  • US 20020029018A1
  • Filed: 09/30/1998
  • Published: 03/07/2002
  • Est. Priority Date: 03/30/1996
  • Status: Active Grant
First Claim
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1. Materials delivery device having materials administration means that is progressively operable in a step-wise manner, and intermittently incremental drive transmission means for such step-wise operation of the administration means.

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