| Patents for William N. Stevens |
Patents 1 -
6
of 6
      |
| Picture | Number | Date | Patentee | Title |
| | 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 |
 | 1,285,019 | Nov. 19, 1918 | E.P. Bullard, Jr., W.N. Stevens | Feed-Works for Machine-Tools |
| | 1,445,857 | Feb. 20, 1923 | W.N. Stevens | Cylinder Grinding Machine |
| | 1,453,732 | May 01, 1923 | W.N. Stevens | Automatic Machine Tool |
| | 1,483,203 | Feb. 12, 1924 | W.N. Stevens | Automatic Table Indexing and Locking Mechanism |
