| # | Industry | |
|---|---|---|
| #1 | Engines, pumps and turbines | |
| #2 | Mechanical elements |
| # | Technology | |
|---|---|---|
| #1 | Pumps | |
| #2 | Venting or aerating devices |
| # | Name | Total Patents |
|---|---|---|
| #1 | Wolski Jozef | 4 |
| #2 | Sydor Antoni | 4 |
| #3 | Orzechowski Henryk | 4 |
| #4 | Grabosz Bogdan | 4 |
| #5 | Litwinski Pawel | 4 |
| #6 | Strzelczyk Marian | 2 |
| #7 | Wronka Tadeusz | 2 |
| #8 | Kaczmarek Zbigniew | 2 |
| #9 | Widanka Stefan | 2 |
| #10 | Rybikowski Czeslaw | 1 |
| Publication | Filing date | Title |
|---|---|---|
| DE2400257A1 | Automatic pressure valve for compressor - has inner surface of closure member below piston top dead centre when closed |