| Patents Granted on 1940-12-03 |
Patents 1 -
7
of 7
      |
| Number | Date | Patentee | Title | Type |
| 2,223,732 | Dec. 03, 1940 | A.W. Mall | All purpose grinding apparatus | |
| 2,223,733 | Dec. 03, 1940 | A.W. Mall | Gang vibrator construction | |
| 2,223,734 | Dec. 03, 1940 | A.W. Mall | Gang vibrator construction | |
| 2,223,801 | Dec. 03, 1940 | G. Giroux | Hammer leverage | hammers |
| 2,223,831 | Dec. 03, 1940 | J.M. Luers | Tool Holder | lathe tool holders and tool posts |
| 2,224,060 | Dec. 03, 1940 | J.C. Moore | Game apparatus | |
| 2,224,099 | Dec. 03, 1940 | E.J. Dillman | Refrigerating Apparatus | refrigeration apparatus |
