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                 Patent Grant
 Patent Grant
                     D608089
 D608089
                    
    
    
    
    
    
    
    
    
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| D516306 | Koenig et al. | Mar 2006 | S | 
| 7222446 | Foster | May 2007 | B2 | 
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| 20070138222 | Goldman | Jun 2007 | A1 | 
| 20070187487 | Wilen | Aug 2007 | A1 | 
| 20070201772 | Schindele | Aug 2007 | A1 | 
| Number | Date | Country | 
|---|---|---|
| WO 0187125 | Nov 2001 | WO |