| All Patents in class 409 |
Patents 1756 -
1770
of 1791
      |
| Number | Date | Patentee | Title | Type |
| 4,413,938 | Nov. 08, 1983 | S.R. Kuczenski | Spindle motor powered drawbar | |
| 4,421,443 | Dec. 20, 1983 | P.J. Finet, R.T. Woythal | High speed machine tool spindle assembly | |
| 4,427,325 | Jan. 24, 1984 | J.T. Currer, A.J. Schabowski, E.J. Kielma | Multiple spindle toolhead | |
| 4,449,866 | May 22, 1984 | R.E. Stobbe, E.R. Lohneis | Servo-controlled spindle drive system | |
| 4,463,488 | Aug. 07, 1984 | D.J. Pieczulewski | Indexing work table | indexers and dividers |
| 4,507,850 | Apr. 02, 1985 | E.J. Kielma | Boring bar adjusting apparatus | |
| 4,514,123 | Apr. 30, 1985 | E.E. Kirkham, R. Johnstone | Adaptive control system for machine tool or the like | |
| 4,534,684 | Aug. 13, 1985 | B.H. Johnson | Apparatus For Milling A Gear For A Double Enveloping Worm Gear Drive | |
| 4,536,111 | Aug. 20, 1985 | E.J. Kielma | Machine tool having numerically controlled adjustable arbor set up for straddle milling | |
| 4,557,303 | Dec. 10, 1985 | G.L. Gardner, C.K. Greathouse | Spindle shaper | wood shapers |
| 4,576,069 | Mar. 18, 1986 | J. Bazuin | Turret Lathe Having Probe and Protective Cover | metalworking machine mechanisms |
| 4,628,441 | Dec. 09, 1986 | E.E. Kirkham, R. Johnstone, L.D. Ostby, H. Chung | Automatic dynamic error compensator | |
| 4,632,612 | Dec. 30, 1986 | R.J. Loerch | Spindle orientation apparatus | |
| 4,679,970 | Jul. 14, 1987 | R.T. Woythal, E.R. Lohneis | High speed toolholder for a machining center | |
| 4,705,438 | Nov. 10, 1987 | S.S. Zimmerman, L.W. Syarto | Machining center having an inclinable vacuum-holding worktable | work holding |
