| Patents Granted on 1971-06-15 |
Patents 1 -
5
of 5
      |
| Number | Date | Patentee | Title | Type |
| D220,920 | Jun. 15, 1971 | B.L. Cochran | Double End Cutting Insert | lathe tools |
| CA-873,071 | Jun. 15, 1971 | J.L. Martin | Machining center with dual function tool operator | boring and turning machines |
| CA-873,103 | Jun. 15, 1971 | J.S. Randall, M.L. Hutchens, W.E. Brainard, E.F. Drechsler | Machine tool | boring and turning machines |
| 3,584,527 | Jun. 15, 1971 | D.R. Bosten | Tool and attachments therefor | impact wrenches |
| 3,584,927 | Jun. 15, 1971 | D.E. Ott, A.W. Carlson | Biology study enclosure | |
