| Patents for none listed |
Patents 1156 -
1170
of 3298
      |
| Number | Date | Patentee | Title | Type |
| 1,771,172 | Jul. 22, 1930 | B. Fraser | Wrench | self-adjust wrenches |
| 1,771,692 | Jul. 29, 1930 | I.C. Saunders | Wrench | screw adjust wrenches |
| GB-311,328 | Aug. 05, 1930 | n. listed | Improvements in or Relating to Centerless Grinders | grinding machines |
| 1,772,224 | Aug. 05, 1930 | W.A. Peterson | Pliers | locking pliers |
| 1,772,428 | Aug. 05, 1930 | J.J. Palotce | Pliers, Tongs, or the Like | combination tools |
| 1,772,524 | Aug. 12, 1930 | W.A. Seidemann | Ratchet Wrench | ratchet wrenches |
| 1,772,723 | Aug. 12, 1930 | W.F. Klein | Method Of Making Socket Wrenches | wrench sockets |
| GB-315,406 | Aug. 21, 1930 | n. listed | Improvements in or Relating to Grinding Machines | grinding machines |
| GB-314,330 | Aug. 28, 1930 | n. listed | Improvements in or Relating to Processes for Producing Noncylindrical Rolls or Likework-Pieces | grinding machines |
| FR-688,731 | Aug. 28, 1930 | n. listed | Improvements to Grinding Machines | grinding machines |
| FR-688,732 | Aug. 28, 1930 | n. listed | Improvements to Centerless Grinding Machines | centerless grinders |
| 1,775,270 | Sep. 09, 1930 | J.E. Bergman | Combination Tool | pliers |
| 1,776,159 | Sep. 16, 1930 | M.C. Dellinger, H.W. Kulp | Shield | valve spring tools |
| DE-510,290 | Oct. 17, 1930 | n. listed | Device for Feeding and Removing the Workpieces on Centerless Grinding Machines | centerless grinders |
| 1,778,748 | Oct. 21, 1930 | L.G. Bayner | Wrench | pipe wrenches |
