| Patents for none listed |
Patents 2806 -
2820
of 3125
      |
| Number | Date | Patentee | Title | Type |
| 4,812,768 | Mar. 14, 1989 | R.O. Quinn | Digital Engine Analyzer | |
| 4,816,752 | Mar. 28, 1989 | D. Mieczkowski, K.M. Andrews, S.E. Michalski | Method and Apparatus for Low Power Offset Correction of Amplified Sensor Signals | |
| 4,819,521 | Apr. 11, 1989 | J.W. Lang | Ratchet Box Wrench with Offset Handle | ratchet wrenches |
| 4,825,734 | May 02, 1989 | G.R. Slivon, P.K. Schwalbe | Variable Leverage Tool Handle | tool handles |
| 4,829,805 | May 16, 1989 | T.J. Koehn | Crimp Tool | |
| 4,833,831 | May 30, 1989 | W.T. Armstrong, Jr. | Apparatus and Method for Sizing and Finishing Fixed Jaw Openings of Open-Ended Wrenches | wrench components |
| 4,845,792 | Jul. 11, 1989 | D.J. Caldwell, G.R. Bakula, A.J. Dingolecki | Two-Part Adjustable Approach Ramp | |
| IT-1,209,321 | Jul. 16, 1989 | J. Harman | Machine Tool With Rotating Workpiece Holder - Has Two Opposite Slide Tracks for Mounted Tool Arrangements | tool changers and storage mechanisms |
| 4,849,744 | Jul. 18, 1989 | C.F. Govekar, M.C. Putrow | Digital Engine Analyzer | |
| 4,851,833 | Jul. 25, 1989 | C.F. Govekar | Digital Engine Analyzer | |
| 4,863,267 | Sep. 05, 1989 | M.A. Norris, E.S. Wahoski, R.B. Bendickson | Fiber Optic Toe/Track Measurement System | |
| 4,879,847 | Nov. 14, 1989 | R.D. Giese, K.C. Happ, J.K. Butzen | Cover for Pneumatic Tool | |
| 4,895,336 | Jan. 23, 1990 | R.G. Lieberman | Improved Power Tool | |
| 4,898,524 | Feb. 06, 1990 | J.K. Butzen | Fluid Driven Rotary Motor | |
| 4,907,476 | Mar. 13, 1990 | R.P. Singleton | Socket Wrench With Improved Handle | ratchet wrenches |
