| # | Country | Total Patents | |
|---|---|---|---|
| #1 | France | 12 | |
| #2 | United Kingdom | 2 | |
| #3 | Belgium | 1 | |
| #4 | United States | 1 |
| # | Industry | |
|---|---|---|
| #1 | Electrical machinery and energy | |
| #2 | Audio-visual technology | |
| #3 | Machine tools |
| # | Name | Total Patents |
|---|---|---|
| #1 | Billiotte Claude | 1 |
| #2 | Lemonnier Pierre L A | 1 |
| #3 | Bonnafoux Pierre Jean Camille | 1 |
| #4 | Lemonnier Pierre | 1 |
| #5 | Mangeot Maurice-Henri | 1 |
| Publication | Filing date | Title |
|---|---|---|
| GB997014A | Change-over contact arrangement in electro-magnetic relays | |
| GB861863A | Improvements in or relating to electrical plug and socket connectors |