| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Switzerland | 12 | |
| #2 | Austria | 5 | |
| #3 | Czechoslovakia | 3 | |
| #4 | Germany | 2 | |
| #5 | United Kingdom | 2 | |
| #6 | German Democratic Republic | 1 |
| # | Industry | |
|---|---|---|
| #1 | Chemical engineering | |
| #2 | Basic materials chemistry | |
| #3 | Thermal processes | |
| #4 | Agriculture | |
| #5 | Surface technology and coating | |
| #6 | Machine tools | |
| #7 | Engines, pumps and turbines | |
| #8 | Mechanical elements |
| # | Technology | |
|---|---|---|
| #1 | Separation | |
| #2 | Producer gas production | |
| #3 | Harvesting | |
| #4 | Burners | |
| #5 | Details of furnaces | |
| #6 | Cleaning | |
| #7 | Electrolytic coating production | |
| #8 | Hand-held cutting tools | |
| #9 | Non-positive-displacement pumps | |
| #10 | Lubricating |
| # | Name | Total Patents |
|---|---|---|
| #1 | Berger Friedrich | 14 |
| #2 | Friedrich Berger | 8 |
| #3 | Schingnitz Manfred | 4 |
| #4 | Lucas Klaus | 3 |
| #5 | Gudymov Ernest | 2 |
| #6 | Goehler Peter | 2 |
| #7 | Avraamov Jevgenij | 2 |
| #8 | Rodionov Boris | 2 |
| #9 | Peise Helmut | 2 |
| #10 | Koenig Dieter | 2 |
| Publication | Filing date | Title |
|---|---|---|
| DD150313A3 | Device for gasification of absorbent fuels in flying cloud | |
| GB501791A | An improved appliance for cleaning the teeth and/or massaging the gums | |
| GB490331A | An improved liquid fuel burner |