Number | Name | Date | Kind |
---|---|---|---|
2549182 | Ekenstam | Apr 1951 | |
3108520 | Garis et al. | Oct 1963 | |
3426660 | Scott | Feb 1969 | |
3516341 | Olsen | Jun 1970 | |
3543656 | Roettger | Dec 1970 | |
3814531 | Carnahan et al. | Jun 1974 | |
4610567 | Hosking | Sep 1986 |
Number | Date | Country |
---|---|---|
1090088 | Nov 1967 | GBX |
Entry |
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J. I. Case, "Rammax, The Versatile Trench Compactor". |
M-B-W, Inc. "SD Series". |