Patent Grant
D367920
| Number | Name | Date | Kind |
|---|---|---|---|
| D251794 | Smith | May 1979 | |
| D254801 | Santi | Apr 1980 | |
| D267110 | Arnolds | Nov 1982 | |
| D268608 | Wilcock | Apr 1983 | |
| D276259 | Miller | Nov 1984 | |
| D278270 | Nieman | Apr 1985 | |
| D278271 | Nieman | Apr 1985 | |
| D279598 | Rademacher | Jun 1985 | |
| D280010 | Miller et al. | Aug 1985 | |
| D281095 | Arnold et al. | Oct 1985 | |
| D286561 | Yost | Nov 1986 | |
| D287747 | Miller et al. | Jan 1987 | |
| D288835 | Yost | Mar 1987 | |
| D290992 | Hill et al. | Jun 1987 | |
| D291117 | Ryan | Jul 1987 | |
| D291236 | Delepine | Sep 1987 | |
| D295550 | Yost | May 1988 | |
| D295551 | Yost | May 1988 | |
| D318906 | Spangler | Aug 1991 | |
| D320645 | Knapp et al. | Oct 1991 | |
| D321750 | Spangler | Nov 1991 | |
| D326901 | Yost | Jun 1992 | |
| D329688 | Yost | Sep 1992 | |
| D339853 | Higgins et al. | Sep 1993 | |
| 1853154 | Snyder | Apr 1932 | |
| 2878489 | Graham | Mar 1959 |
| Entry |
|---|
| Delta, The Way Water is Brought to Life (Full-Line Catalog). |
| Delta HDF Commercial Products Catalog. |
| Number | Date | Country | |
|---|---|---|---|
| Parent | 15162 | Nov 1993 |
