| Patents for Norfield Mfg. Co. |
Patents 1 -
6
of 6
      |
| Number | Date | Patentee | Title | Type |
| 3,263,723 | Aug. 02, 1966 | R.N. Norlie, R.M. Sheffield | Machine and method for preparing a door and door frame for prehanging such door | routing machines |
| 3,285,238 | Nov. 15, 1966 | R.N. Norlie | Barbecue unit | |
| 3,301,288 | Jan. 31, 1967 | R.N. Norlie, R.M. Sheffield | Routing machine | routing machines |
| 4,100,661 | Jul. 18, 1978 | E.G. Cheak | Door hinge applying apparatus | specialty woodworking machines |
| 4,254,895 | Mar. 10, 1981 | E.G. Cheak | Apparatus for automatic alignment and attachment of a doorjamb and stop | specialty woodworking machines |
| 4,485,857 | Dec. 04, 1984 | C.A. Knighten, B.D. Norlie | Door processing machine | specialty woodworking machines |
