| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Poland | 6 | |
| #2 | Germany | 4 | |
| #3 | Austria | 2 | |
| #4 | United Kingdom | 2 | |
| #5 | Czechoslovakia | 1 |
| # | Industry | |
|---|---|---|
| #1 | Engines, pumps and turbines | |
| #2 | Electrical machinery and energy | |
| #3 | Measurement | |
| #4 | Control |
| # | Technology | |
|---|---|---|
| #1 | Non-positive-displacement pumps | |
| #2 | Measuring volume | |
| #3 | Systems controlling non-electric variables | |
| #4 | Electric switches |
| # | Name | Total Patents |
|---|---|---|
| #1 | Blumkowski Kazimierz | 3 |
| #2 | Perdenia Jozef | 2 |
| #3 | Hilger Zbigniew | 2 |
| #4 | Wysocki Mieczyslaw | 2 |
| #5 | Modrzynski Jan | 2 |
| #6 | Fialkowski Grzegorz | 1 |
| #7 | Deja Zdzislaw Dipl Ing | 1 |
| #8 | Schoenwald Jerzy | 1 |
| #9 | Czajkowski Jerzy | 1 |
| #10 | Chmielewski Eugneiusz | 1 |
| Publication | Filing date | Title |
|---|---|---|
| DE2460518A1 | Multistage self-priming pump - has housing channel directly connecting adjacent stages | |
| GB1120458A | A submersible switch responsive to water level and an automatic electrical device actuated by the switch | |
| GB1066594A | Submersible pumps with non-return valves |