| Patents Granted on 1971-__-__ |
Patents 1 -
15
of 172
      |
| Number | Date | Patentee | Title | Type |
| 3,551,977 | Jan. 05, 1971 | R.E. Novkov | Blade-Like Cutoff Tool | insert tool holders |
| 3,552,511 | Jan. 05, 1971 | B. Lukaschewsky, R.L. Marcheso | Method and Apparatus for Compensating for Calculating a Piece Count by Weighing Calculations | scales and balances |
| 3,552,752 | Jan. 05, 1971 | B.V. Lojkutz | Shaft Seal | shaft seals |
| 3,553,581 | Jan. 05, 1971 | A.N. Tsergas | Tester for applying a plurality of tests to an electrical appliance | |
| 3,553,647 | Jan. 05, 1971 | T.B. Bullock | Apparatus for Numerical Signaling of Positions, Including Digital to Analog Converter | nc and cnc apparatus |
| 3,555,767 | Jan. 19, 1971 | H.W. Huffman | Boxing method and apparatus | |
| 3,555,870 | Jan. 19, 1971 | A.F. Tremblay | Gear Forming | gear making machines |
| 3,555,939 | Jan. 19, 1971 | K.F. Halls | Adjustable Open End Wrench | quick adjust wrenches |
| 3,555,966 | Jan. 19, 1971 | I.J. Coniglio | Air cylinder with pilot valve in head | |
| 3,557,644 | Jan. 26, 1971 | G.W. Gregory | Squeeze Action Wrench | auxiliary levers on wrenches |
| 3,557,724 | Jan. 26, 1971 | J.M. Whalen, P. Pan | Incinerator | sewage treatment apparatus |
| 3,557,849 | Jan. 26, 1971 | E.O. Martinson | Tree harvester | tree felling machines |
| 3,557,857 | Jan. 26, 1971 | H.F. Swenson | T-Nuts | milling machine accessories |
| CA-862,465 | Feb. 02, 1971 | M.J. Neal | Motor-pump unit | |
| CA-862,592 | Feb. 02, 1971 | J.W. Schroeter | Fan construction | |
