| # | Industry | |
|---|---|---|
| #1 | Weapons | |
| #2 | Machine tools | |
| #3 | Basic materials chemistry | |
| #4 | Machines | |
| #5 | Thermal processes | |
| #6 | Mechanical elements | |
| #7 | Measurement |
| # | Name | Total Patents |
|---|---|---|
| #1 | Gustloff-Werke | 8 |
| #2 | Daehn Bruno | 7 |
| #3 | Schink Oskar | 4 |
| #4 | Seib Dipl-Ing Jakob | 3 |
| #5 | Gropp Viktor | 3 |
| #6 | Walter Heimberger | 3 |
| #7 | Kandler Hans | 2 |
| #8 | Brand Ernst | 2 |
| #9 | Costin Dimitri | 2 |
| #10 | Geissler Dr-Ing Albert | 2 |
| Publication | Filing date | Title |
|---|---|---|
| ES163300A1 | Improvements in the manufacture of automatic guns | |
| ES159976A1 | A straight traction lock for automatic firearms | |
| ES151003A1 | A gasogen of combustion directed down | |
| ES150815A1 | A gasogen of combustion directed down | |
| ES148303A1 | A changeable canyon for cartridges of exercises, with destination to automatic fire arms of sliding canyon |