Number | Name | Date | Kind |
---|---|---|---|
182422 | Dike et al. | Sep 1876 | |
D269104 | Brown | May 1983 | |
3302949 | Wolfe | Feb 1967 | |
4149710 | Rouchard | Apr 1979 | |
4198043 | Timbs et al. | Apr 1980 | |
4394173 | Aste | Jul 1983 | |
4487411 | Ahrens | Dec 1984 | |
4811943 | Ahrens | Mar 1989 | |
5213547 | Lochtefeld | May 1993 | |
5230662 | Langford | Jul 1993 |
Entry |
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1994 Landscape Structures Inc. catalog of park and playground equipment (pages showing exemplary slides) pp. 62, 63, 64, 73, 86 and 87. |
Number | Date | Country | |
---|---|---|---|
Parent | 23883 | Jun 1994 |