| # | Country | Total Patents | |
|---|---|---|---|
| #1 | France | 12 | |
| #2 | United Kingdom | 2 | |
| #3 | Spain | 1 |
| # | Industry | |
|---|---|---|
| #1 | Civil engineering | |
| #2 | Packaging and shipping |
| # | Technology | |
|---|---|---|
| #1 | Structural elements | |
| #2 | Cranes | |
| #3 | General building constructions | |
| #4 | Construction of bridges | |
| #5 | Doors and windows | |
| #6 | Transport or storage devices |
| # | Name | Total Patents |
|---|---|---|
| #1 | Douniaux | 5 |
| Publication | Filing date | Title |
|---|---|---|
| GB454895A | Improvements in or relating to girders, beams or other assemblies of sectional members and processes for the production thereof | |
| GB250553A | Improvements in or relating to grabs |