US-Examiner Richard C. Pinkham

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                       Page 6                  Page 7                 Page 8                  Page 9
                              
                                               See Page 7                 

 In arrangement:
                       Rennemanns Bench Figure 1                                     Rogers  Bench-- Page 2, Figure 1

                                                                     

Bench with verticale, hollow posts for component system         Bench with vertikale, hollow posts for 
  See Component System, Prototype on A-M                                       component system. See 12 and 12a
                                                                                               
                                                                            
                                                                                 
The telescopable, adjustable and lockable posts      The telescopable, adjustable and lockable posts Fig. 6            

         Rennemann German Patent 1908 220                                            Rogers Patent
                          Main Drawing 1969                                                                
           Tubes of Figure 8 into the hollows               Tubes into the hollow Posts 12 and 12a.   Figure 9  (Bench)
           posts the Flat Bench Figure 1
                                                                                       
                                                   Rennemann Invention 
                                                     no Patent Drawing