| # | Country | Total Patents | |
|---|---|---|---|
| #1 | France | 13 | |
| #2 | Germany | 1 | |
| #3 | Spain | 1 | |
| #4 | United Kingdom | 1 |
| # | Industry | |
|---|---|---|
| #1 | Machines | |
| #2 | Basic materials chemistry | |
| #3 | Packaging and shipping | |
| #4 | Machine tools | |
| #5 | Textiles and paper | |
| #6 | Agriculture |
| # | Technology | |
|---|---|---|
| #1 | Explosive charges | |
| #2 | Ammunition fuzes | |
| #3 | Presses | |
| #4 | Making wound articles | |
| #5 | Detonating devices | |
| #6 | Animal catching | |
| #7 | Containers for goods storage |
| Publication | Filing date | Title |
|---|---|---|
| DE886714C | Friction igniter |