| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Switzerland | 6 | |
| #2 | Austria | 3 | |
| #3 | Spain | 3 | |
| #4 | United Kingdom | 3 |
| # | Industry | |
|---|---|---|
| #1 | Machines | |
| #2 | Furniture and games |
| # | Technology | |
|---|---|---|
| #1 | Household appliances | |
| #2 | Producing goods from plastic |
| # | Name | Total Patents |
|---|---|---|
| #1 | Witzel Albert | 11 |
| #2 | Federer Alfred | 5 |
| #3 | Albert Witzel | 1 |
| Publication | Filing date | Title |
|---|---|---|
| GB191318007A | Improvements in Tyres. | |
| GB191303904A | Improvements in Tyres. | |
| GB190112026A | An Improved Collecting Vessel for Kitchen Refuse, Household Dust and the like |