| Patents Granted on 1930-09-?? |
Patents 1 -
15
of 30
      |
| Number | Date | Patentee | Title | Type |
| RE17,786 | Sep. 02, 1930 | W.L. Evans | Device for making ring joint | specialty woodworking machines |
| 1,774,692 | Sep. 02, 1930 | J.B. Armitage | Metal-Working Machine | milling machines |
| 1,774,711 | Sep. 02, 1930 | H.C. Heon | Cylinder-grinding tool | automotive tools |
| 1,774,718 | Sep. 02, 1930 | H.B. McCabe | Apparatus for Bringing an Unbalanced Rotative Body into a State of Balance | balancing gauges |
| 1,774,835 | Sep. 02, 1930 | A.O. Lombard | Traction device | tracks |
| 1,775,164 | Sep. 09, 1930 | J.A. Hoegger | Wall bottle cap and cork remover | combination cork extractors |
| 1,775,270 | Sep. 09, 1930 | J.E. Bergman | Combination Tool | pliers |
| 1,775,402 | Sep. 09, 1930 | S. Mandl | Wrench Outfit | socket wrenches |
| GB-334,787 | Sep. 11, 1930 | L. Mawer | Improvements in cam and like grinding and milling machines | |
| 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 |
