Patents for Harry S. Jakobsen |
Patents 1 -
6
of 6
      |
Number | Date | Patentee | Title | Type |
2,366,623 | Jan. 02, 1945 | H.S. Jakobsen | Radii and Angle Dresser | |
2,400,826 | May 21, 1946 | H.S. Jakobsen | Universal Grinder Head | grinding machines |
2,431,122 | Nov. 18, 1947 | H.S. Jakobsen | Variable Volume Hydraulic Pump of the Axially Oscillating Vane Type | hydraulic pumps |
2,725,049 | Nov. 29, 1955 | H.S. Jakobsen | Profiling Dresser for Grinding Machine | grinder dressers |
2,725,050 | Nov. 29, 1955 | H.S. Jakobsen | Grinding Wheel Dressers | grinder dressers |
2,853,993 | Sep. 30, 1958 | H.S. Jakobsen | Stone Dresser | grinder dressers |