| Patents Granted on 1971-05-__ |
Patents 1 -
7
of 7
      |
| Number | Date | Patentee | Title | Type |
| 3,577,684 | May 04, 1971 | J. Zigmant | Abrading machine with steering roll and tensioned abrading belt | |
| D220,721 | May 11, 1971 | B. Stevens | Turning center | metal lathes |
| 3,578,308 | May 11, 1971 | J. Jesionowski | Vise | metalworking machine vises |
| 3,578,890 | May 18, 1971 | O.F. Jensen | Rotary Steam Engine | rotary steam engines |
| 3,580,135 | May 25, 1971 | G.H. Jones | Clamping Apparatus for a Machine Tool | metalworking machine mechanisms |
| 3,580,593 | May 25, 1971 | L.H. Sprunger | Antisway suspension system for an axled vehicle | |
| 3,580,834 | May 25, 1971 | R.K. Sedgwick | Apparatus for Machining Metals Electrochemically | electrochemical machining |
