| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 11 |
| # | Industry | |
|---|---|---|
| #1 | Machines | |
| #2 | Mechanical elements | |
| #3 | Machine tools | |
| #4 | Engines, pumps and turbines |
| # | Technology | |
|---|---|---|
| #1 | Unspecified technologies | |
| #2 | Gearing | |
| #3 | Clutches and brakes | |
| #4 | Accessories for machine tools | |
| #5 | Rotary-pistons | |
| #6 | Making gears or toothed racks | |
| #7 | Sawing | |
| #8 | Non-positive-displacement pumps |
| # | Name | Total Patents |
|---|---|---|
| #1 | Whitcomb Alonzo W | 11 |
| Publication | Filing date | Title |
|---|---|---|
| US1667615A | Rotary compressor | |
| US1566296A | Rotary pump | |
| US1171995A | Gearing for lathes. | |
| US1169214A | Compound tool-support. | |
| US1103457A | Metal-planer. | |
| US1088001A | Metal-planer. | |
| US1049957A | Friction-clutch. | |
| US1139005A | Magnetic clutch. | |
| US885207A | Variable-speed driving mechanism. | |
| US890544A | Planer-dog. | |
| US773240A | Driving connection for metal-planing machines. |