| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Germany | 13 | |
| #2 | United Kingdom | 3 |
| # | Industry | |
|---|---|---|
| #1 | Machine tools | |
| #2 | Packaging and shipping | |
| #3 | Machines |
| # | Technology | |
|---|---|---|
| #1 | Woodworking tools | |
| #2 | Sawing | |
| #3 | Shaping of plastics | |
| #4 | Handling thin material | |
| #5 | Wood working |
| # | Name | Total Patents |
|---|---|---|
| #1 | Oppold Ludwin | 10 |
| #2 | Ranger Erich | 2 |
| #3 | Langenbucher Wilhelm | 1 |
| Publication | Filing date | Title |
|---|---|---|
| GB1117650A | Cutter head | |
| GB935748A | Rotary cutter | |
| GB935750A | Rotary cutter |