| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Germany | 7 | |
| #2 | France | 2 | |
| #3 | United Kingdom | 2 | |
| #4 | Switzerland | 1 |
| # | Industry | |
|---|---|---|
| #1 | Optics | |
| #2 | Textiles and paper | |
| #3 | Machine tools |
| # | Technology | |
|---|---|---|
| #1 | Photomechanical semiconductor production | |
| #2 | Printing machines | |
| #3 | Grinding or polishing devices |
| # | Name | Total Patents |
|---|---|---|
| #1 | Hamburger Fremdenblatt Brosche | 1 |
| Publication | Filing date | Title |
|---|---|---|
| GB264131A | Improvements in and relating to the manufacture of intaglio formes, plates and cylinders |