| Patents Granted on 1970-04-?? |
Patents 1 -
14
of 14
      |
| Number | Date | Patentee | Title | Type |
| GB-1,186,371 | Apr. 02, 1970 | A.H. White | Adjustable current sensitive relay | electrical measuring apparatus |
| CA-838,788 | Apr. 07, 1970 | J.D. Barclay, J.C. Jones | Motor Control System for Grinding Machines | roll grinding machines |
| 3,504,413 | Apr. 07, 1970 | H.J. Matsche, Jr., R.J. Siewert | Cutting Blades for Block Type Cutting Tools | insert tool holders |
| 3,504,442 | Apr. 07, 1970 | A.J. Allen | Setting of cutting tools | metalworking machine mechanisms |
| 3,505,188 | Apr. 07, 1970 | P. Pan | Electrolytic Flotation Method and Apparatus | electrolysis apparatus |
| 3,505,711 | Apr. 14, 1970 | A.G. Carter | Full-control safety-belt buckle | |
| 3,505,714 | Apr. 14, 1970 | G. Boileau | Metal Clipping Tool | crimping tools |
| 3,505,914 | Apr. 14, 1970 | V.M. Ockinga | Chain Wrench | chain and strap wrenches |
| 3,505,972 | Apr. 14, 1970 | P.M. Benjamin | Deck Box for a Valve Operator | industrial valves |
| 3,506,042 | Apr. 14, 1970 | W.H. Zuercher | Collector of small solid particles | waste collection mechanisms |
| 3,506,520 | Apr. 14, 1970 | J.C. Norcross | Method of making and assembling a percussion head and handle joint | |
| 3,507,212 | Apr. 21, 1970 | D.J. Matteson | Fluidic control circuit for presses | hydraulic metalworking presses |
| 3,508,536 | Apr. 28, 1970 | J. McEwan | Collapsible fireplace grate | |
| GB-1,189,650 | Apr. 29, 1970 | A.H. White | Adjustable current sensitive relay | electrical measuring apparatus |
