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All Patents in class 408/158 | |||||
Number | Date | Patentee | Title | Type | |
3,159,060 | Dec. 01, 1964 | W.N. Miles | Offset Boring Head | boring heads | |
4,154,555 | May 15, 1979 | F.C. Skrentner | Multiple Boring Head | boring heads | |
4,354,305 | Oct. 19, 1982 | W.E. Keller, H.R. Plummer | Contouring and Threading Attachment for Multi Function Machine Tools | metalworking machine mechanisms |