| Number | Name | Date | Kind |
|---|---|---|---|
| 1303978 | Smith | May 1919 | |
| 1394999 | McKinstry | Oct 1921 | |
| 1432132 | Sturges | Oct 1922 | |
| 1539761 | Murray | May 1925 | |
| 1781753 | Flannery | Nov 1930 | |
| 2455507 | Light | Dec 1948 | |
| 2687815 | Simon | Aug 1954 | |
| 2796952 | Brumby | Jun 1957 | |
| 2799406 | Alimanestiano | Jul 1957 | |
| 3290837 | Weston | Dec 1966 | |
| 3323617 | Inuzuka et al. | Jun 1967 | |
| 3944085 | Obregon | Mar 1976 | |
| 4322804 | Evans | Mar 1982 |
| Number | Date | Country |
|---|---|---|
| 1397778 | Mar 1965 | FRX |
| Entry |
|---|
| Dover Corporation/Elevator Division, "Dover Elevator Lifts." |