| All Patents in class 29/38A |
Patents 1 -
15
of 67
      |
| Number | Date | Patentee | Title | Type |
| 552,072 | Dec. 24, 1895 | C.C. Parke | Saw Swage | saw swages |
| 844,717 | Feb. 19, 1907 | E.R. Fellows | Turret Gear Cutter | gear making machines |
| 912,676 | Feb. 16, 1909 | J. Hartness | Metal Working Machine | multiple spindle lathes |
| 1,125,479 | Jan. 19, 1915 | C.M. Conradson | Automatic Chuck for Lathes | metal lathe chucks |
| 1,140,299 | May 18, 1915 | C.M. Conradson | Automatic Multiple Spindle Lathe | multiple spindle lathes |
| 1,146,374 | Jul. 13, 1915 | A.C. Veith | Automatic lathe | automatic lathes |
| 1,250,556 | Dec. 18, 1917 | E.P. Bullard, Jr., W.N. Stevens | Work-Spindle Adjustment | |
| 1,258,089 | Mar. 05, 1918 | E.P. Bullard, Jr., W.N. Stevens | Automatic Machine-Tool | vertical boring mills |
| 1,274,859 | Aug. 06, 1918 | L.G. Daniels | Multiple Spindle Turret Lathe | multiple spindle lathes |
| 1,285,019 | Nov. 19, 1918 | E.P. Bullard, Jr., W.N. Stevens | Feed-Works for Machine-Tools | |
| 1,360,175 | Nov. 23, 1920 | E.P. Bullard, Jr. | Multiple Spindle Machine Tool | vertical boring mills |
| 1,382,339 | Jun. 21, 1921 | E.P. Bullard, Jr. | Tool-Slide for Machine-Tools | |
| 1,449,465 | Mar. 27, 1923 | J.J. Van Hamersveld | Automatic Machine Tool | multiple spindle lathes |
| 1,455,282 | May 15, 1923 | E.P. Bullard, Jr. | Indexing Device | metalworking machine mechanisms |
| 1,455,283 | May 15, 1923 | E.P. Bullard, Jr. | Electric-Operating Chucking Device | |
