| All Patents in class 408/130 |
Patents 1 -
10
of 45
      |
| Picture | Number | Date | Patentee | Title |
| | 428,703 | May 27, 1890 | F.W. Taylor | Boring Bar Puppet |
| | 494,461 | Mar. 28, 1893 | F.H. Cathcart | Power-Driven Tool |
 | 688,415 | Dec. 10, 1901 | W.L. Holman | Mortising-machine |
| | 1,534,301 | Apr. 21, 1925 | P. Conradson | Grinding Machine |
 | 1,580,094 | Apr. 06, 1926 | A. White | Tool-operating machine |
| | 1,931,452 | Oct. 17, 1933 | L.G. Wheeler | Hydraulic machine tool feed |
| | 1,948,115 | Feb. 20, 1934 | A.M. Johnson | Fluid pressure feed for drilling machine |
| | 1,956,540 | Apr. 24, 1934 | A.M. Sosa | Electric arm clamping and elevating mechanism |
| | 1,975,589 | Oct. 02, 1934 | L.L. Schauer, A.M. Sosa | Centralized hydraulic control for radial drills |
| | 1,986,848 | Jan. 08, 1935 | G.A. Perry | Automatic Control for Hydraulic Feed Mechanism |
