| # | Country | Total Patents | |
|---|---|---|---|
| #1 | France | 9 | |
| #2 | United Kingdom | 4 | |
| #3 | Switzerland | 1 |
| # | Industry | |
|---|---|---|
| #1 | Mechanical elements | |
| #2 | Measurement | |
| #3 | Engines, pumps and turbines | |
| #4 | Transport | |
| #5 | Civil engineering |
| # | Technology | |
|---|---|---|
| #1 | Venting or aerating devices | |
| #2 | Compressed gas holders | |
| #3 | Parachutes | |
| #4 | Water-closets with flushing devices | |
| #5 | Pipes | |
| #6 | Measuring speed and acceleration | |
| #7 | Supplying combustion engines |
| # | Name | Total Patents |
|---|---|---|
| #1 | Bozec Leon Le | 9 |
| #2 | Gautier Georges | 1 |
| #3 | Le Bozec Leon | 1 |
| Publication | Filing date | Title |
|---|---|---|
| GB596077A | Improvements in fuel injectors for internal-combustion engines | |
| GB365419A | Improvements in and relating to cocks | |
| GB304774A | Improvements in or relating to cocks or valves | |
| GB142725A | Improved device for indicating the passage of a fluid through a pipe or conduit |