| Number | Name | Date | Kind |
|---|---|---|---|
| D168317 | Rothenstein | Dec 1952 | |
| D190795 | Rancorn | Jul 1961 | |
| D197946 | Tiller | Apr 1964 | |
| D199048 | Tiller | Sep 1964 | |
| D219341 | Jacoby et al. | Dec 1970 | |
| D233149 | Campbell | Oct 1974 | |
| D233837 | Brady | Dec 1974 | |
| D251065 | Campbell | Feb 1979 | |
| D251732 | Kaan | May 1979 | |
| D252035 | Morris et al. | Jun 1979 | |
| D252036 | Morris et al. | Jun 1979 | |
| D252037 | Morris et al. | Jun 1979 | |
| D252038 | Morris et al. | Jun 1979 | |
| D252039 | Morris et al. | Jun 1979 | |
| D252040 | Morris et al. | Jun 1979 | |
| D252098 | Morris et al. | Jun 1979 | |
| D252099 | Morris et al. | Jun 1979 | |
| D252100 | Morris et al. | Jun 1979 | |
| D265235 | Keller | Jun 1982 | |
| D281714 | Morris | Dec 1985 | |
| D288709 | Campbell | Mar 1987 | |
| D288710 | Campbell | Mar 1987 | |
| 1060106 | Mailette et al. | Apr 1913 | |
| 1071324 | Lane | Aug 1913 | |
| 1391091 | Arbuckle | Sep 1921 | |
| 2552546 | Fergusson | May 1951 | |
| 2611134 | Jarrett et al. | Sep 1952 | |
| 2716757 | Eriksson | Sep 1955 | |
| 2787027 | Baker | Apr 1957 | |
| 2817094 | Lessley | Dec 1957 | |
| 3011177 | Haughey | Dec 1961 | |
| 3111076 | Martin, Jr. et al. | Nov 1963 | |
| 3118147 | Larkin | Jan 1964 | |
| 3456264 | Flagg | Jul 1969 | |
| 3473173 | Maciulaitis et al. | Oct 1969 | |
| 3486175 | Schwartz | Dec 1969 | |
| 3502384 | Gipson | Mar 1970 | |
| 3627396 | Miller | Dec 1971 | |
| 4233692 | Sinsley | Nov 1980 | |
| 4233693 | Stocklow | Nov 1980 |
| Number | Date | Country |
|---|---|---|
| 169620 | Dec 1951 | DEX |
| Entry |
|---|
| "The Electronic Kitchen and Bath . . . ", Electronic House magazine article (Oct. 1990). |
| "Granburg Conquers Kitchen and Bath Barriers", Electronic House magazine article (Oct. 1990). |
| "Quality and Convenience with A Beautiful Sink with the Built-in Lift!" product brochure (date unknown). |