| # | Country | Total Patents | |
|---|---|---|---|
| #1 | France | 9 | |
| #2 | Switzerland | 1 | |
| #3 | Spain | 1 |
| # | Industry | |
|---|---|---|
| #1 | Machines | |
| #2 | Civil engineering | |
| #3 | Basic materials chemistry | |
| #4 | Mechanical elements |
| # | Technology | |
|---|---|---|
| #1 | Shafts | |
| #2 | Blasting | |
| #3 | Explosives | |
| #4 | Nails | |
| #5 | Explosive charges |
| # | Name | Total Patents |
|---|---|---|
| #1 | Bussiere Henri | 1 |
| #2 | Georges Hartmann | 1 |
| Publication | Filing date | Title |
|---|---|---|
| ES349530A1 | Armella recessing procedure for fixing metal pieces in rivers, walls and diverse constructions. (Machine-translation by Google Translate, not legally binding) |