Number | Name | Date | Kind |
---|---|---|---|
669820 | Christen | Mar 1901 | |
1028671 | Brooks | Jun 1912 | |
1795003 | Allen | Mar 1931 | |
2223641 | Sanger | Dec 1940 | |
2486275 | Grimwald | Oct 1949 | |
2635406 | Chauvin | Apr 1953 | |
2702975 | Friesen | Mar 1955 | |
3238708 | Zickefoose | Mar 1966 | |
3407577 | Fiske | Oct 1968 | |
3468106 | Myers et al. | Sep 1969 | |
3653192 | Bryant | Apr 1972 | |
3866396 | Meyer | Feb 1975 | |
3971148 | Deal | Jul 1976 | |
4070978 | Virgilio | Jan 1978 | |
4095545 | Vaughn et al. | Jun 1978 | |
4196566 | Donnelley | Apr 1980 | |
4205507 | McClure | Jun 1980 | |
4248033 | Bryant | Feb 1981 | |
4416106 | Hawk | Nov 1983 | |
4520616 | Stewart et al. | Jun 1985 | |
4616588 | Caddick | Oct 1986 | |
4638621 | Stewart, III et al. | Jan 1987 | |
4815260 | Desrosiers | Mar 1989 |
Entry |
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Innovative Material Systems, Inc. Versi-Dredge brochure with IMS Cutterhead data sheet (undated). |