| # | Country | Total Patents | |
|---|---|---|---|
| #1 | France | 8 | |
| #2 | United Kingdom | 5 | |
| #3 | United States | 3 | |
| #4 | Canada | 1 | |
| #5 | Germany | 1 |
| # | Industry | |
|---|---|---|
| #1 | Measurement | |
| #2 | Telecommunications |
| # | Technology | |
|---|---|---|
| #1 | Radio navigation | |
| #2 | Transmission |
| # | Name | Total Patents |
|---|---|---|
| #1 | Edouard Jacquemin Francois Lou | 1 |
| #2 | Marcel Delavallee | 1 |
| #3 | Bourgonnier Aicardi Et | 1 |
| #4 | Evenor Brard | 1 |
| #5 | Jacquemin Francois Louis Edoua | 1 |
| Publication | Filing date | Title |
|---|---|---|
| GB491963A | Improvements in radio beacons | |
| GB348713A | Improvements in processes of direction finding and guiding | |
| DE504317C | Method for generating an electromagnetic interference field | |
| US1919556A | Process for radio direction, locating observation, and the like | |
| GB256828A | Improvements in or relating to wireless telegraphy and telephony | |
| US1726474A | Method of radio signaling | |
| CA284274A | Radio direction and observation process |