All Patents in class 82/130 |
Patents 46 -
51
of 51
|
Number | Date | Patentee | Title | Type |
2,448,305 | Aug. 31, 1948 | E. Girard | Bolt Pointing Machine | nut or bolt making machines |
2,616,325 | Nov. 04, 1952 | N.D. Abbey | Tube chamfering and cutoff mechanism | tube cutting machines |
2,791,921 | May 14, 1957 | F.F. Rohrer, H.J. Ross, C.W. Heppenstall | Lathe System or the Like | metal lathes |
2,814,964 | Dec. 03, 1957 | C.H. Werth | Contour boring and turning machine | vertical boring mills |
3,308,695 | Mar. 14, 1967 | G.H. Hagerman | Apparatus for Machining a Helical Element | metalworking machines |
4,305,689 | Dec. 15, 1981 | K. Morikawa, S. Yamade | Crankshaft Milling Machine | milling machines |