| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Germany | 7 | |
| #2 | United Kingdom | 3 | |
| #3 | Austria | 1 | |
| #4 | Switzerland | 1 | |
| #5 | Norway | 1 |
| # | Technology | |
|---|---|---|
| #1 | Vehicle servicing | |
| #2 | Railway systems | |
| #3 | Unspecified technologies |
| # | Name | Total Patents |
|---|---|---|
| #1 | Hanna Daniel Charles | 6 |
| #2 | Charles Hanna Daniel | 5 |
| #3 | S Richardson James | 1 |
| Publication | Filing date | Title |
|---|---|---|
| GB1242564A | Improvements in or relating to articulated brush assemblies | |
| GB1195635A | Car Window Brushing Device |