| Patents for none listed |
Patents 2821 -
2835
of 3297
      |
| Number | Date | Patentee | Title | Type |
| 4,003,417 | Jan. 18, 1977 | L. Cornwell | Self Locking and Unlocking Clamp for Automatic Fastener Driving Tools | |
| 4,020,742 | May 03, 1977 | E.R. Raymond | Adjustable Stop Device | milling machine accessories |
| 4,022,012 | May 10, 1977 | G.W. Balz | Surface Finishing Machine | polishing and buffing machinery |
| 4,028,756 | Jun. 14, 1977 | L.R. Couto | Hand Tool for Working Electrical Connectors | crimping tools |
| 4,034,473 | Jul. 12, 1977 | E.A. May | Suture Cutter | surgeon |
| 4,034,477 | Jul. 12, 1977 | G. Von Voros | Digital Electro-Optical Micrometer and Gages | micrometers |
| 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 |
