| Patents Granted on 1969-05-?? |
Patents 1 -
10
of 10
      |
| Number | Date | Patentee | Title | Type |
| D214,078 | May 06, 1969 | F.S. Steiner | Combined Container Opener And Corkscrew | combination cork extractors |
| 3,442,785 | May 06, 1969 | A.T. Easton | Machine Electrolytic Grinding Tool Control Apparatus | electrochemical machining |
| 3,443,153 | May 06, 1969 | P.E. Berghausen | E. D. M. Power Supply with Current Adjusting Circuitry Responsive to Gap Condition | electrical discharge machining |
| 3,443,310 | May 13, 1969 | T.A. Wakefield, R.K. Burroughs | Tool Changing Apparatus | metalworking machine mechanisms |
| 3,443,417 | May 13, 1969 | F. Meyer, Jr. | Fluid Gage Apparatus of the Rotameter Type | pneumatic measuring gauges |
| 3,443,676 | May 13, 1969 | G.A. Bilocq | System for mechanically feeding wood logs into shafts | |
| 3,444,446 | May 13, 1969 | S. Lenders, F.G. Burg | Fine-medium-coarse servomotor position control | drill presses |
| 3,445,119 | May 20, 1969 | L.K. Hanson, R.H. Andresen | Self-Compensating Seal | shaft seals |
| 3,445,313 | May 20, 1969 | V.H. Clausen, A. Zweig | Making composite veneer sheets | veneer machines |
| 3,446,117 | May 27, 1969 | E.P. Bullard, III | Retractable Tool Support | metalworking machine mechanisms |
