Ex parte SOMMERFELD - Page 4

          Appeal No. 97-2147                                         Page 4           
          Application No. 08/512,477                                                  


               Claim 4 stands rejected under 35 U.S.C. § 103 as being                 
          unpatentable over Sandall in view of Helver, Salzmann and                   
          Marocco.                                                                    






































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