| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Austria | 7 | |
| #2 | Germany | 2 | |
| #3 | Spain | 2 | |
| #4 | Yugoslavia (Serbia and Montenegro) | 2 | |
| #5 | Switzerland | 1 | |
| #6 | United Kingdom | 1 | |
| #7 | Hungary | 1 | |
| #8 | Norway | 1 | |
| #9 | Romania | 1 | |
| #10 | Sweden | 1 |
| # | Industry | |
|---|---|---|
| #1 | Civil engineering | |
| #2 | Machines | |
| #3 | Mechanical elements |
| # | Technology | |
|---|---|---|
| #1 | Machines for making railways | |
| #2 | Nails | |
| #3 | Producing goods from plastic | |
| #4 | Construction of roads | |
| #5 | Shaping of plastics | |
| #6 | Hydraulic engineering |
| # | Name | Total Patents |
|---|---|---|
| #1 | Neumann Gunter | 5 |
| #2 | Neumann G | 2 |
| #3 | Neumann Guenter | 1 |
| #4 | Gunter Neumann | 1 |
| Publication | Filing date | Title |
|---|---|---|
| RO78137A | Passenger level passenger pass | |
| ATA603478A | Railway crossing | |
| YU76974A | Insertion for fixing into a thereshold a thereshold screw or rail keys | |
| DE2413479A1 | DEVICE FOR FIXING SCREWS OR NAILS, IN PARTICULAR THRESHOLD SCREWS OR. RAIL NAILS |