| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United Kingdom | 4 | |
| #2 | United States | 4 | |
| #3 | Austria | 2 | |
| #4 | Spain | 2 | |
| #5 | Switzerland | 1 |
| # | Industry | |
|---|---|---|
| #1 | Machines | |
| #2 | Basic materials chemistry | |
| #3 | Machine tools |
| # | Technology | |
|---|---|---|
| #1 | Explosive charges | |
| #2 | Detonating devices | |
| #3 | Tools for connecting or disengaging |
| # | Name | Total Patents |
|---|---|---|
| #1 | Lheure Louis | 11 |
| Publication | Filing date | Title |
|---|---|---|
| US869219A | Method of manufacture of fuses for mines. | |
| US882154A | Fuse for mines. | |
| US868876A | Priming of explosives. | |
| US905336A | Mine. | |
| GB190427459A | Improvements in or relating to Explosives | |
| GB190427460A | Improvements in or relating to Explosives, and to the Priming of the same | |
| GB190427166A | Improvements in or relating to the Manufacture of Explosives | |
| GB190427167A | Improvements in or relating to the Manufacture of Detonating Tubes or the like for use in Blasting Operations |