| 1929 FREDERICK C BLANCHARD Lubricating Art |
| 1929 MENGES Lubricating System Motor Vehicles |
| 1929 RUBEL Thread Lubricating Sewing Machines |
| 1929 GEORGES Automatic Lubricating Journal Box |
| 1929 GEN MOTORS RES CORP Heater Lubricating Oil |
| 1929 ALEMITE CORP Lubricating Fitting Patent |
| 1929 STANDISH Lubricating Apparatus Patent Print |
| 1929 ISOTHERMOS CORP Automatic Lubricating Journal Box |
| 1929 EDWARD Journal Lubricating Device Patent |
| 1929 MYERS Magazine Lubricating System Patent |
| 1929 ERNEST Lubricating Railway Vehicle Axles |
| 1929 SHORT Heater For Lubricating Oil Patent |
| 1929 HUBBARD Lubricating System Automobiles Art |
| 1929 POLEN Lubricating System Motor Vehicles Art |
| 1929 ARDCO MFG COMPANY Lubricating Device Patent |
| 1929 GLEASON Lubricating System Patent Print Art |
| 1929 ISOTHERMOS Automatic Lubricating Journal Box |
| 1929 MOULD Mechanism Lubricating Engines Patent 50739 |
| 1929 CHARLES Lubricating Device Patent Print Art |
| 1929 DE Automatic Lubricating Journal Box Patent |
| 1929 DAVIS ERNEST Lubricating Fitting Patent |
| 1929 UNION Thread Lubricating Sewing Machines |
| 1929 GEN MOTORS CORP Lubricating System Motor Vehicles |