| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Czechoslovakia | 5 | |
| #2 | Austria | 2 | |
| #3 | Canada | 1 | |
| #4 | Switzerland | 1 | |
| #5 | Germany | 1 | |
| #6 | France | 1 | |
| #7 | Norway | 1 | |
| #8 | Sweden | 1 |
| # | Industry | |
|---|---|---|
| #1 | Medical technology |
| # | Technology | |
|---|---|---|
| #1 | Diagnosis and surgery |
| # | Name | Total Patents |
|---|---|---|
| #1 | Frank Jan | 10 |
| #2 | Zelenka Miloslav | 5 |
| #3 | Levinson Harold N | 2 |
| #4 | Ruml Ladislav | 2 |
| #5 | Urban Miroslav | 1 |
| #6 | Slotwinski Leopold | 1 |
| Publication | Filing date | Title |
|---|---|---|
| CS683486A1 | Device for safety brake's braking | |
| CS249390B1 | Double-drum hoisting engine's clutches drum's coupling distance control device | |
| CS337183A1 | Equipment for run control of extraction vessels in whole range of pit sinking | |
| CS214574B1 | Facility for adjusting the position of acceleration and alighting cams on the cam wheel of the depth gauge | |
| CS179587B1 | Control and checking elements operating mechanism for hoisting engines |