| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Denmark | 15 | |
| #2 | Switzerland | 4 | |
| #3 | United Kingdom | 3 |
| # | Industry | |
|---|---|---|
| #1 | Thermal processes |
| # | Technology | |
|---|---|---|
| #1 | Ignition and extinguishing |
| # | Name | Total Patents |
|---|---|---|
| #1 | Broendum Magnus Vilhelm | 18 |
| #2 | Magnus Vilhelm Broendum | 4 |
| #3 | Seest Martinus | 3 |
| Publication | Filing date | Title |
|---|---|---|
| GB191410186A | Improvements in Gas Valves and Means for Operating the same. | |
| GB191216545A | Improvements in Automatic Lamp-lighting and Extinguishing Devices. | |
| GB190601561A | Device for Automatically Lighting and Extinguishing Illuminating Apparatus |