Number | Name | Date | Kind |
---|---|---|---|
D176183 | Goldman et al. | Nov 1955 | |
D179388 | Katzman et al. | Dec 1956 | |
D224636 | Ball | Aug 1972 | |
D224876 | Acton | Oct 1972 | |
D242007 | Bedol | Oct 1976 | |
D256532 | Aulenti | Aug 1980 | |
D286715 | Schriner | Nov 1986 | |
D292763 | Rich | Nov 1987 | |
313614 | Hassel et al. | Jan 1991 | |
D321798 | Buckley | Nov 1991 | |
D330135 | Furner et al. | Oct 1992 | |
D334101 | Moore | Mar 1993 | |
2794695 | Heal | Jun 1957 | |
3217893 | Fleischman | Nov 1965 | |
3436044 | Martinson | Oct 1966 | |
4343245 | Edwards | Aug 1982 |
Entry |
---|
J. D. Acrylics, p. 19, "Two Step Riser" at center. |
Number | Date | Country | |
---|---|---|---|
Parent | 578176 | Sep 1990 |