| Patents Granted on 1984-??-?? |
Patents 1 -
15
of 75
      |
| Number | Date | Patentee | Title | Type |
| 4,424,025 | Jan. 03, 1984 | D.R. Jones | Gas Forge | forges |
| 4,427,325 | Jan. 24, 1984 | J.T. Currer, A.J. Schabowski, E.J. Kielma | Multiple Spindle Toolhead | metalworking machine mechanisms |
| 4,428,158 | Jan. 31, 1984 | J.J. Fatula, Sr. | Method and apparatus for grinding irregular surfaces | grinders |
| 4,429,784 | Feb. 07, 1984 | J.Y. Cromeens | Infeed assembly for random length end shaping machine | joint making machines |
| 4,431,202 | Feb. 14, 1984 | H.F. Swenson | Pivoted Jaw Members | metal lathe chucks |
| D272,710 | Feb. 21, 1984 | M.J. Antonick, S.E. Thorwaldsen | Paving breaker | |
| 4,432,258 | Feb. 21, 1984 | J.T. Currer | Controllable Tool Feeding Apparatus | metalworking machine mechanisms |
| 4,433,709 | Feb. 28, 1984 | L.W. Porter | Drywall hatchet | |
| 4,433,871 | Feb. 28, 1984 | R. Bertrand | Machine for Cutting Curbstones, Sidewalls and the like | stone cutting machines |
| 4,434,986 | Mar. 06, 1984 | D.J. Warner | Shaft Seal | shaft seals |
| 4,434,988 | Mar. 06, 1984 | D.J. Warner | Shaft Seal | shaft seals |
| 4,436,126 | Mar. 13, 1984 | P. Lawson | Wood planing machine | |
| 4,437,241 | Mar. 20, 1984 | J.H. Lemelson | Measuring Instrument and Method | measurement gauges |
| 4,438,599 | Mar. 27, 1984 | M.D. Kohring, J.T. Kamman | Vibration Damper for Machine-Carried Workpiece | metalworking machine mechanisms |
| 4,441,021 | Apr. 03, 1984 | T.P. Becker, C.B. Stout, D.D. Grover, J.A. Thompson, G.E. Olson | Luminosity Probe for Diesel Engine Timing Apparatus | |
