| Patents for Raymond G. Knudsen |
Patents 16 -
19
of 19
      |
| Number | Date | Patentee | Title | Type |
| 3,495,485 | Feb. 17, 1970 | J.W. Price, G.E. Olson, R.G. Knudsen | Wrench Sockets, Socket Drives and Similar Couplers | wrench sockets |
| 3,675,516 | Jul. 11, 1972 | G.E. Olson, J.W. Price, R.G. Knudsen | Wrench Splines, Spline Drives and Similar Couplers | wrench sockets |
| 3,713,356 | Jan. 30, 1973 | R.G. Knudsen | Socket Release Mechanism for Wrenches and the Like | wrench sockets |
| 3,983,595 | Oct. 05, 1976 | S.R. Wente, R.G. Knudsen | Arcuate Scraper for Concave Surfaces | |
