| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Switzerland | 7 | |
| #2 | United Kingdom | 2 | |
| #3 | Spain | 1 | |
| #4 | United States | 1 |
| # | Industry | |
|---|---|---|
| #1 | Civil engineering | |
| #2 | Furniture and games |
| # | Technology | |
|---|---|---|
| #1 | Chairs and beds | |
| #2 | General building constructions | |
| #3 | Scaffolding |
| # | Name | Total Patents |
|---|---|---|
| #1 | Perret Marc | 10 |
| #2 | Beale Charles | 1 |
| #3 | Faraut Paul | 1 |
| Publication | Filing date | Title |
|---|---|---|
| CH595805A5 | Convertible foldable bunk-bed arrangement | |
| GB191003094A | Improvements in the Construction of Reinforced Concrete Flooring. | |
| US634671A | Adjustable support for temporary centerings. | |
| GB189910905A | An Improved Adjustable Support for the Scaffolding or Framing used in Building Concrete Floors and the like. |