| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Germany | 3 | |
| #2 | France | 3 | |
| #3 | Austria | 2 | |
| #4 | Switzerland | 2 | |
| #5 | United Kingdom | 2 |
| # | Industry | |
|---|---|---|
| #1 | Optics |
| # | Technology | |
|---|---|---|
| #1 | Photomechanical semiconductor production | |
| #2 | Cameras |
| # | Name | Total Patents |
|---|---|---|
| #1 | Procedes Bassani Les | 2 |
| Publication | Filing date | Title |
|---|---|---|
| GB244091A | Improvements in and relating to photomechanical apparatus | |
| DE455044C | Device for making recordings for photomechanical purposes | |
| DE396981C | Device for shifting the grid of photographic cameras | |
| DE441147C | Device for shifting the grid of photographic cameras |