All Patents of Type: multiple spindle lathes |
Patents 16 -
30
of 62
|
Number | Date | Patentee | Title | Type |
1,449,465 | Mar. 27, 1923 | J.J. Van Hamersveld | Automatic Machine Tool | multiple spindle lathes |
1,508,662 | Sep. 16, 1924 | Z.L. Litvinas | Tailstock for multiple-spindle lathes | multiple spindle lathes |
CA-243,754 | Oct. 21, 1924 | Z.L. Litvinas | Turning lathe | multiple spindle lathes |
1,527,791 | Feb. 24, 1925 | R.E. Flanders | Lathe | multiple spindle lathes |
1,696,027 | Dec. 18, 1928 | E.P. Bullard, Jr. | Automatic Multiple Spindle Lathe | multiple spindle lathes |
1,717,047 | Jun. 11, 1929 | Z.L. Litvinas | Multiple spindle lathe | multiple spindle lathes |
1,782,138 | Nov. 18, 1930 | F.M. Davis, A.C. Hoeh | Continuously-operating multiple lathe | multiple spindle lathes |
2,130,809 | Sep. 20, 1938 | C.E. Miller | Multiple Spindle Automatic Lathe | multiple spindle lathes |
2,137,849 | Nov. 22, 1938 | C.E. Miller | Work Feeding Mechanism | automatic lathes |
2,138,522 | Nov. 29, 1938 | W.F. Groene, W.R. Meyer | Four-spindle drum type crankshaft lathe | crankshaft lathes |
2,138,964 | Dec. 06, 1938 | W.F. Groene | Orbital lathe | crank pin lathes |
2,156,153 | Apr. 25, 1939 | W.R. Meyer, H.J. Siekmann, W.F. Groene | Multiple Spindle Vertical Crankshaft Lathe | crankshaft lathes |
2,161,548 | Jun. 06, 1939 | C.E. Miller | Threading Mechanism | automatic lathes |
2,219,694 | Oct. 29, 1940 | C.E. Miller | Machine for Making Shafts | automatic lathes |
2,233,993 | Mar. 04, 1941 | M.F. Campbell | Loading and Unloadng of Work in Machine Tools | metalworking machine mechanisms |