| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Czechoslovakia | 2 | |
| #2 | Hungary | 2 | |
| #3 | Italy | 2 | |
| #4 | Austria | 1 | |
| #5 | Bulgaria | 1 | |
| #6 | German Democratic Republic | 1 | |
| #7 | Germany | 1 | |
| #8 | Netherlands | 1 | |
| #9 | Poland | 1 | |
| #10 | United States | 1 | |
| #11 | Yugoslavia (Serbia and Montenegro) | 1 |
| # | Industry | |
|---|---|---|
| #1 | Chemical engineering | |
| #2 | Machines |
| # | Technology | |
|---|---|---|
| #1 | Drying solid materials by removing liquid | |
| #2 | Preparing clay |
| # | Name | Total Patents |
|---|---|---|
| #1 | Mikola Sandor | 8 |
| #2 | Onodi Zoltan | 7 |
| #3 | Farkas Ferenc | 7 |
| #4 | Kovacs Istvan | 5 |
| #5 | Holczknecht G | 2 |
| #6 | Kovacs Istavan Dipl Ing | 1 |
| #7 | Farkas | 1 |
| #8 | Padar Janos | 1 |
| #9 | Onodi Zoltan Dipl Ing | 1 |
| #10 | Kovac Istvan | 1 |
| Publication | Filing date | Title |
|---|---|---|
| DE2842052A1 | Granular material drier unit - has annular passage enclosed by gratings guiding drying agent | |
| HU175837B | Dryer | |
| HU177040B | Precision steel shape for producing brick block in horiz/ntal position | |
| YU129373A | Device for storing loam |