| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United Kingdom | 12 | |
| #2 | Germany | 1 |
| # | Industry | |
|---|---|---|
| #1 | Consumer goods | |
| #2 | Machines | |
| #3 | Mechanical elements | |
| #4 | Surface technology and coating | |
| #5 | Environmental technology | |
| #6 | Machine tools | |
| #7 | Textiles and paper | |
| #8 | Transport |
| # | Name | Total Patents |
|---|---|---|
| #1 | Ziegler Karl | 1 |
| #2 | Soennecken Alfred | 1 |
| #3 | Gempe Erich | 1 |
| #4 | Meurer Alfred | 1 |
| Publication | Filing date | Title |
|---|---|---|
| GB881654A | Improvements in or relating to paper retaining devices for files | |
| GB822557A | Fountain pen with an exchangeable nib | |
| GB750683A | Improvements in and relating to file-hangers or hanging rails for hanging letter-files | |
| GB732659A | Duplicating apparatus for loose-leaf bookeeping |