Patent Grant
D375459
| Number | Name | Date | Kind |
|---|---|---|---|
| D230728 | Richman | Mar 1974 | |
| D247788 | Bernyk | Apr 1978 | |
| D272316 | Braun | Jan 1984 | |
| D360362 | Strong | Jul 1995 | |
| D370386 | Pallesen | Jun 1996 | |
| 1477123 | Hopkins | Dec 1923 | |
| 1992442 | Revelle | Feb 1935 | |
| 2680038 | Gray | Jun 1954 | |
| 3208713 | Eichhorn et al. | Sep 1965 | |
| 3423861 | Forsyth | Jan 1969 | |
| 3627123 | Wachter | Dec 1971 | |
| 4724971 | Henline | Feb 1988 | |
| 4798286 | Muscanelli | Jan 1989 |
