| # | Country | Total Patents | |
|---|---|---|---|
| #1 | France | 30 | |
| #2 | Germany | 4 | |
| #3 | United Kingdom | 3 | |
| #4 | Belgium | 1 |
| # | Industry | |
|---|---|---|
| #1 | Packaging and shipping | |
| #2 | Measurement | |
| #3 | Chemical engineering | |
| #4 | Transport | |
| #5 | Electrical machinery and energy | |
| #6 | Machines |
| # | Technology | |
|---|---|---|
| #1 | Transport or storage devices | |
| #2 | Packaging | |
| #3 | Cranes | |
| #4 | Weighing | |
| #5 | Measuring volume | |
| #6 | Separating solids using liquids | |
| #7 | Railway equipment | |
| #8 | Guiding railway traffic | |
| #9 | Electric switches | |
| #10 | Preparing clay |
| # | Name | Total Patents |
|---|---|---|
| #1 | Venot Albert | 2 |
| #2 | Huart Leon | 1 |
| #3 | Spinetta Dominique | 1 |
| #4 | Venot A | 1 |
| #5 | Durand Andre Louis Henri | 1 |
| Publication | Filing date | Title |
|---|---|---|
| GB774514A | Single motor driving device, more specially for grab bucket | |
| GB477434A | Improvements in sack-filling devices | |
| GB471241A | Improvements in sack-filling devices | |
| DE627543C | Compound conveyor system |