| Patents Granted on 1930-09-16 |
Patents 1 -
12
of 12
      |
| Number | Date | Patentee | Title | Type |
| 1,775,671 | Sep. 16, 1930 | T.E. Dunn | Electrolytic Method of Cleaning Metal | |
| 1,775,787 | Sep. 16, 1930 | U.F. Steindorff, H.J. Heller | Power-driven shears | metal shearing machines |
| 1,775,791 | Sep. 16, 1930 | G.A. Ungar | Cutting shears and driving mechanism therefor | metal shearing machines |
| 1,775,815 | Sep. 16, 1930 | F.O. Dome | Automatic Shingle Guide | special purpose gauges |
| 1,775,992 | Sep. 16, 1930 | G.W. Emrick | Chuck device | tapping machines |
| 1,775,993 | Sep. 16, 1930 | G.W. Emrick | Chuck device | tapping machines |
| 1,775,994 | Sep. 16, 1930 | G.W. Emrick | Drill chuck | drill press chucks |
| 1,776,014 | Sep. 16, 1930 | A.J. Vance | Air and vapor control for driers | veneer machines |
| 1,776,159 | Sep. 16, 1930 | M.C. Dellinger, H.W. Kulp | Shield | valve spring tools |
| 1,776,236 | Sep. 16, 1930 | F.S. McQueston | Stopping mechanism for electrically-driven spindles | wood shapers |
| 1,776,238 | Sep. 16, 1930 | R.L. Smith | Method of and mechanism for stopping rotary shaper spindles | wood shapers |
| 1,776,241 | Sep. 16, 1930 | F.S. Haas, J.E. Caster | Grinding Machinery | grinding machines |
