The features shown in broken lines depict environmental subject matter only and form no part of the claimed design.
                
    
    
    
The features shown in broken lines depict environmental subject matter only and form no part of the claimed design.
| Number | Name | Date | Kind | 
|---|---|---|---|
| 3091360 | Edwards | May 1963 | A | 
| D198139 | Edwards | May 1964 | S | 
| 3131845 | Gerrard et al. | May 1964 | A | 
| 3139213 | Edwards | Jun 1964 | A | 
| 3372830 | Edwards | Mar 1968 | A | 
| 3397867 | Van T' Hoff | Aug 1968 | A | 
| D213173 | Lockhart | Jan 1969 | S | 
| 3850361 | Day et al. | Nov 1974 | A | 
| 4052037 | Mair et al. | Oct 1977 | A | 
| D272794 | Dart | Feb 1984 | S | 
| D475243 | Trazzi | Jun 2003 | S | 
| D619852 | Bodum | Jul 2010 | S |