| # | Country | Total Patents | |
|---|---|---|---|
| #1 | France | 7 | |
| #2 | Austria | 4 | |
| #3 | Germany | 3 | |
| #4 | Belgium | 1 | |
| #5 | United States | 1 |
| # | Industry | |
|---|---|---|
| #1 | Machines | |
| #2 | Electrical machinery and energy | |
| #3 | Measurement |
| # | Technology | |
|---|---|---|
| #1 | Explosive charges | |
| #2 | Unspecified technologies | |
| #3 | Blasting | |
| #4 | Electrically-conductive connections | |
| #5 | Measuring electric variables |
| # | Name | Total Patents |
|---|---|---|
| #1 | Moreau Andre Jules Pierre | 1 |
| #2 | Urban Francois | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US3675574A | Explosive device | |
| DE509119C | Method and apparatus for connecting detonating detonating cords |