Number | Name | Date | Kind |
---|---|---|---|
1140208 | Taylor | May 1915 | |
2672682 | Studebaker et al. | Mar 1954 | |
2769234 | Young | Nov 1956 | |
2842238 | Shaw et al. | Jul 1958 | |
3431646 | Young | Mar 1969 | |
3744356 | Slator et al. | Jul 1973 | |
3942248 | Sherer et al. | Mar 1976 | |
4411178 | Wachs et al. | Oct 1983 | |
4483223 | Wall et al. | Nov 1984 | |
4624052 | Garcia et al | Nov 1986 |
Entry |
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A Brochure of Machine Cutting Inc. Available at Least as Early as 1984. |
A Literature Sheet of Tri Tool Incorporated Bearing a Copyright date of 1981. |