| Patents Granted on 1931-06-09 |
Patents 1 -
9
of 9
      |
| Number | Date | Patentee | Title | Type |
| RE18,093 | Jun. 09, 1931 | E.P. Larsh | Short circuiting device for motor commutators | repulsion start induction run motors |
| 1,808,856 | Jun. 09, 1931 | F.W. Miller | Valve Grinder | valve grinding tools |
| 1,809,054 | Jun. 09, 1931 | C.L. Mattison | Chain feed drive | woodworking machine stockfeeding mechanisms |
| 1,809,363 | Jun. 09, 1931 | A.R. Teare | Material treating machine | food and drink mixers |
| 1,809,450 | Jun. 09, 1931 | A.I. Platt | Wrench Kit Holder | wrench set holders |
| 1,809,553 | Jun. 09, 1931 | E.P. Graul, Administratrix, H.M. Graul, deceased (Estate of) | Tool Holder | tool holders |
| 1,809,768 | Jun. 09, 1931 | M. Wetzler | Clamping Device | miter and corner clamps |
| 1,809,769 | Jun. 09, 1931 | M. Wetzler | Veneer press | veneer machines |
| 1,809,805 | Jun. 09, 1931 | F.J. Vlchek | Drop Hammer | drop hammers |
