| # | Country | Total Patents | |
|---|---|---|---|
| #1 | France | 10 | |
| #2 | Canada | 1 | |
| #3 | United States | 1 |
| # | Industry | |
|---|---|---|
| #1 | Civil engineering | |
| #2 | Machines |
| # | Technology | |
|---|---|---|
| #1 | Construction of roads | |
| #2 | Spraying devices | |
| #3 | Platform constructions | |
| #4 | Unspecified technologies |
| # | Name | Total Patents |
|---|---|---|
| #1 | Miller Frank E | 1 |
| #2 | Rupert Frank M | 1 |
| #3 | Corbin Robert G | 1 |
| #4 | Coffman Frederick E | 1 |
| #5 | Mitchell Wayne R | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US2821950A | Highway guard for wet traffic lines | |
| CA842045A | Two-material spray gun |