| Patents for none listed |
Patents 2821 -
2835
of 3291
      |
| Number | Date | Patentee | Title | Type |
| 4,043,696 | Aug. 23, 1977 | G. Wohlhaupter | Micrometer Boring Head | boring heads |
| 4,052,665 | Oct. 04, 1977 | C.F. Guenwald | Capacitive Pickup Device for Pulsating High Voltage Measurements | |
| 4,062,120 | Dec. 13, 1977 | B.R. Robinson, E.G. Weber, J.M. Lacagnina | Digital Electronic Micrometer | micrometers |
| 4,062,255 | Dec. 13, 1977 | G.O. Pangburn, J.J. Perotti | Center Turning Tool | lathe tools |
| 4,070,760 | Jan. 31, 1978 | U. Roth, L. Roth | Micrometer | micrometers |
| 4,072,375 | Feb. 07, 1978 | J.L. Boone | Drawer Slide Assembly with Tapered Runner | |
| 4,091,696 | May 30, 1978 | U. Wahlberg | Pliers | pliers |
| 4,095,170 | Jun. 13, 1978 | H.R. Schmitt | Meterless Ignition Advance Measuring Device for Internal Combustion Engines | |
| 4,095,492 | Jun. 20, 1978 | M.A. Makela | Radiator Cap Turning Tool | automotive tools |
| 4,096,634 | Jun. 27, 1978 | A. Gudel | Method and Device for the Measurement of Angles on Space Planes | measurement gauges |
| 4,103,427 | Aug. 01, 1978 | R.E. Ledley, III | Electronic Digital Micrometer | micrometers |
| 4,106,333 | Aug. 15, 1978 | H. Mushardt, E. Saljé | Method and Apparatusfor Examining the Roughness of Surfaces | special purpose gauges |
| 4,120,549 | Oct. 17, 1978 | H.L. Bureau | Sheet Metal Tool Chest Support with Sliding Shelf | |
| 4,127,928 | Dec. 05, 1978 | T.O. Green | Measuring Meter Pointer Assembly | |
| 4,129,828 | Dec. 12, 1978 | J.A. Jindrick | Oscilloscope Pretrigger Circuit | |
