| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 12 | |
| #2 | Canada | 1 |
| # | Industry | |
|---|---|---|
| #1 | Consumer goods | |
| #2 | Machines | |
| #3 | Packaging and shipping | |
| #4 | Machine tools | |
| #5 | Surface technology and coating | |
| #6 | Civil engineering |
| # | Name | Total Patents |
|---|---|---|
| #1 | Clark Walter L | 13 |
| Publication | Filing date | Title |
|---|---|---|
| US1272219A | Drilling-machine. | |
| US1287636A | Reaming-machine. | |
| US953376A | Fountain-brush. | |
| US953375A | Paste-tube. | |
| CA106735A | Insulator | |
| US953374A | Fountain-brush and reservoir therefor. | |
| US857981A | Tool-holder for machine-tools. | |
| US953373A | Paste-tube. | |
| US953372A | Fountain-brush. | |
| US953371A | Fountain-brush. | |
| US851587A | Fountain-brush. | |
| US851586A | Paste-tube. | |
| US695277A | Overhead switch. |