The broken lines indicate unclaimed portions and form no part of the claimed design.
 
                 Patent Grant
 Patent Grant
                     D753725
 D753725
                    
    
    
    
    
    
    
    
    
The broken lines indicate unclaimed portions and form no part of the claimed design.
| Number | Name | Date | Kind | 
|---|---|---|---|
| 2297907 | Miller | Oct 1942 | A | 
| 3927402 | Thompson | Dec 1975 | A | 
| 4176581 | Stuyvenberg | Dec 1979 | A | 
| 4348549 | Berlant | Sep 1982 | A | 
| 4875143 | Fernandez | Oct 1989 | A | 
| 5886304 | Schlenzig | Mar 1999 | A | 
| 6000493 | Chen | Dec 1999 | A | 
| D452964 | Vosse | Jan 2002 | S | 
| 6978030 | Reich | Dec 2005 | B2 | 
| D546347 | Millora | Jul 2007 | S | 
| D646725 | Utsumi | Oct 2011 | S | 
| D675187 | Nousiainen | Jan 2013 | S | 
| D692460 | Zunker | Oct 2013 | S |