| Patents Granted on 1977-04-?? |
Patents 1 -
6
of 6
      |
| Number | Date | Patentee | Title | Type |
| 4,015,825 | Apr. 05, 1977 | R.S. Graafsma, R.H. Nehrig | Tiltable jack | automobile and truck jacks |
| D244,002 | Apr. 12, 1977 | B.R. Bonin | Cork Retriever | non worm cork extractors |
| 4,016,782 | Apr. 12, 1977 | H.L. Guimarin | Adjustable Ratchet Wrench | wrench jaw components |
| 4,017,976 | Apr. 19, 1977 | A.J. Barr, A.G. Mullin | Apparatus and method for maximum utilization of elongated stock | radial arm saws |
| 4,018,110 | Apr. 19, 1977 | S.C. Spriggs | Stopper Remover | champagne and soda tools |
| 4,019,549 | Apr. 26, 1977 | T.V. Williams | Wood Splitting Apparatus | wood splitting machines |
