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Glass block with internal capsule

  • US 6,553,733 B1
  • Filed: 11/10/1999
  • Issued: 04/29/2003
  • Est. Priority Date: 11/10/1999
  • Status: Expired due to Term
First Claim
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1. A block comprising:

  • a first glass portion and a second glass portion, wherein said portions are coupled to form an interior space; and

    , a capsule substantially disposed within the interior space, said capsule having a channel into which at least one of the glass portions is placed for coupling.

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