| Patents for Hilmar A. Andresen |
Patents 1 -
7
of 7
      |
| Picture | Number | Date | Patentee | Title |
 | D162,279 | Mar. 06, 1951 | H.A. Andresen, R.H. Andresen | Jig saw |
| | 2,756,080 | Jul. 24, 1956 | H.A. Andresen, R.H. Andresen | Rotary Seal and Clutch Assembly |
| | 2,762,457 | Sep. 11, 1956 | R.H. Andresen, H.A. Andresen | Apparatus for Oil Mist Lubrication |
| | 2,835,267 | May 20, 1958 | H.A. Andresen, R.H. Andresen | Air Line Lubricator |
| | 2,919,939 | Jan. 05, 1960 | H.A. Andresen, R.H. Andresen | High Temperature Shaft Seal |
| | 3,020,979 | Feb. 13, 1962 | H.A. Andresen | Oil Cup Device |
| | 3,028,930 | Apr. 10, 1962 | H.A. Andresen | Oil Cup and Cover |
