| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Germany | 11 | |
| #2 | United States | 2 | |
| #3 | United Kingdom | 1 |
| # | Industry | |
|---|---|---|
| #1 | Transport | |
| #2 | Materials and metallurgy | |
| #3 | Audio-visual technology | |
| #4 | Machines |
| # | Technology | |
|---|---|---|
| #1 | Parachutes | |
| #2 | Casting metal | |
| #3 | Marine propulsion | |
| #4 | Advertising | |
| #5 | Unspecified technologies |
| # | Name | Total Patents |
|---|---|---|
| #1 | Kostelezky Walter | 2 |
| #2 | Walter Kostelezky | 1 |
| #3 | Franz Mantei | 1 |
| Publication | Filing date | Title |
|---|---|---|
| GB849555A | Method for the manufacture of hemispherically-shaped parachutes made of tapes, and parachutes as manufactured | |
| US2952429A | Parachute and method of making same | |
| DE909899C | sail | |
| US1591094A | Metal-molding machine |