| # | Country | Total Patents | |
|---|---|---|---|
| #1 | France | 4 | |
| #2 | Germany | 3 | |
| #3 | Switzerland | 2 | |
| #4 | Denmark | 1 | |
| #5 | United Kingdom | 1 |
| # | Industry | |
|---|---|---|
| #1 | Textiles and paper | |
| #2 | Furniture and games | |
| #3 | Machine tools | |
| #4 | Consumer goods | |
| #5 | Civil engineering |
| # | Technology | |
|---|---|---|
| #1 | Domestic washing | |
| #2 | Textile material production | |
| #3 | Hand-held nailing tools | |
| #4 | General building constructions | |
| #5 | Laundering textiles |
| # | Name | Total Patents |
|---|---|---|
| #1 | Swallert Sven Arild | 4 |
| #2 | Co Svenska Tryckluftmaskiner S | 2 |
| Publication | Filing date | Title |
|---|---|---|
| GB773112A | An improved pneumatic spike extractor | |
| DE930774C | Vacuum cleaner powered by compressed air |