 
                 Patent Grant
 Patent Grant
                     D446380
 D446380
                    | Number | Name | Date | Kind | 
|---|---|---|---|
| D. 283075 | Spirk, Jr. et al. | Mar 1986 | |
| D. 393531 | Perkitny | Apr 1998 | |
| D. 425284 | Nottingham et al. | May 2000 | |
| D. 426694 | Nottingham et al. | Jun 2000 | |
| D. 437469 | Nottingham et al. | Feb 2001 | |
| 3077254 | Goldfarb | Feb 1963 | |
| 3313477 | Brown | Apr 1967 | |
| 4607648 | Hough | Aug 1986 | |
| 5827117 | Naab | Oct 1998 | |
| 6165063 | Perkitny | Dec 2000 | 
| Entry | 
|---|
| “Mag-Nif Makes it in the U.S.A.!” Brochure, 1999. |