| Patents Granted on 1933-07-11 |
Patents 1 -
12
of 12
      |
| Number | Date | Patentee | Title | Type |
| 1,917,409 | Jul. 11, 1933 | C. Vallone | Tool Holder or Tool Set | wrench set holders |
| 1,917,504 | Jul. 11, 1933 | F.W. Curtis | Cutter Grinder | sharpening machines |
| 1,917,531 | Jul. 11, 1933 | J.F. Lincoln | Electric Arc Welding Apparatus | welding machines |
| 1,917,748 | Jul. 11, 1933 | J.Y. Blazek | Brake-lathe attachment for truing differential housings | vehicle mechanic |
| 1,917,752 | Jul. 11, 1933 | E.L. Connell | Collet | |
| 1,917,779 | Jul. 11, 1933 | A.L. Stowell | Scraper | scrapers |
| 1,917,831 | Jul. 11, 1933 | W.M. Fairbairn | Machine tool | tapping machines |
| 1,917,842 | Jul. 11, 1933 | A.M. Johnson | Drilling machine spindle | drill presses |
| 1,917,905 | Jul. 11, 1933 | W.L. Schellenbach | Machine tool feeding apparatus | metal lathes |
| 1,917,925 | Jul. 11, 1933 | S.A. Cogsdill | Processing Tool | reamers |
| 1,918,147 | Jul. 11, 1933 | B.F. Stowell | Carriage positioning mechanism for grinding machines | grinders |
| 1,918,150 | Jul. 11, 1933 | G. Swahnberg, E.J. Kingsbury | Multiple head automatic drilling machine | multiple spindle drill presses |
