| Number | Name | Date | Kind |
|---|---|---|---|
| D321216 | Pape et al. | Oct 1991 | |
| D333060 | Perego | Feb 1993 | |
| 1617665 | Cashoty | Feb 1927 | |
| 2017213 | Laborda | Oct 1935 | |
| 2884046 | Patrick | Apr 1959 | |
| 2996303 | Peltier | Aug 1961 | |
| 3181270 | Trevena | May 1965 | |
| 3309101 | Romay | Mar 1967 | |
| 3334909 | Smith et al. | Aug 1967 | |
| 3371927 | Ryan et al. | Mar 1968 | |
| 3765693 | Morrison et al. | Oct 1973 | |
| 4476649 | Zaruba | Oct 1984 | |
| 4597744 | Rehkemper et al. | Jul 1986 | |
| 4943256 | Symons | Jul 1990 | |
| 5071149 | Perego | Dec 1991 | |
| 5154658 | Marcus | Oct 1992 |
| Number | Date | Country |
|---|---|---|
| 531418 | Jan 1922 | FRX |
| 2151149 | Jul 1985 | GBX |
| Entry |
|---|
| Copy of U.S. design patent application Ser. No. 29/010,661, filed on Jul. 14, 1993 for a Walker design, wherein the invention was designed by the same inventors as the present application and assigned to the same corporation. |