9.Vaclav Prochazka Tournament
Ostrava, Czechoslovakia
October 4-7, 1973
Preliminaries
| 1973-10-04 | 60kg | Karel Kaspar | CZE | Janos Berecz | HUN | TKO 2 |
| 1973-10-04 | 63,5kg | Ondrej Botansky | CZE | Hlavna | CZE | PTS |
| 1973-10-04 | 63,5kg | Arnost Russ | CZE | Ion Truta | ROM | PTS |
Quarterfinals
| 1973-10-04 | 48kg | Suren Duryan | URS | Turan Rusit | ROM | PTS |
| 1973-10-05 | 51kg | Miroslav Oslizlo | CZE | Todorov | BUL | PTS |
| 1973-10-05 | 51kg | Rabah Khaloufi | FRA | Olaf Bonke | GDR | 4:1 |
| 1973-10-05 | 51kg | Nikolay Lodin | URS | Jan Simak | CZE | TKO 2 |
| 1973-10-04 | 54kg | Onesime Domingo | FRA | Andrzej Jagielski | POL | PTS |
| 1973-10-04 | 54kg | Boris Zariktuyev | URS | Josef Tatar | CZE | KO 2 |
| 1973-10-04 | 54kg | Vaclav Hocke | CZE | Rezso Nemeth | HUN | PTS |
| 1973-10-05 | 57kg | Ladislav Kepic | CZE | Valiu Kolev | BUL | PTS |
| 1973-10-05 | 57kg | Vasilis Keremidis | CZE | Mihai Teodorescu | ROM | 3:2 |
| 1973-10-05 | 57kg | Franciszek Samotyja | POL | Pavel Capek | CZE | 3:2 |
| 1973-10-05 | 57kg | Peter Gath | GDR | Gabor Takacs | HUN | 4:1 |
| 1973-10-05 | 60kg | Anatoliy Nikitenko | URS | Charles Jurietti | FRA | TKO 2 |
| 1973-10-05 | 60kg | Ryszard Tomczyk | POL | Milan Capek | CZE | PTS |
| 1973-10-05 | 60kg | Alexander Kovac | CZE | S.Akifov | BUL | TKOI 3 |
| 1973-10-05 | 60kg | Karel Kaspar | CZE | Bernd Rosomkiewicz | GDR | 5:0 |
| 1973-10-05 | 63,5kg | Andrzej Dubisz | POL | Vladimir Aksamit | CZE | PTS |
| 1973-10-05 | 63,5kg | Gennadiy Dobrokhotov | URS | Karl-Heinz Schmidt | GDR | 5:0 |
| 1973-10-05 | 63,5kg | Jozsef Harmath | HUN | Peter Jakab | CZE | TKO 3 |
| 1973-10-05 | 63,5kg | Ondrej Botansky | CZE | Arnost Russ | CZE | 3:2 |
| 1973-10-05 | 67kg | Józef Stachowiak | POL | Cernohorsky | CZE | TKOI 1 |
| 1973-10-05 | 67kg | Patrick Bouttefeux | FRA | Hans-Juergen Kaiser | GDR | 3:2 |
| 1973-10-04 | 71kg | Eugeniusz Baca | POL | Mihaly Dudas | HUN | PTS |
| 1973-10-04 | 75kg | Witold Zawadzki | POL | Pavel Kovacs | CZE | 3:2 |
| 1973-10-04 | +81kg | Gennadiy Kokurin | URS | Lucjan Trela | POL | 3:2 |
Semifinals
| 1973-10-06 | 48kg | Miklos Nagy | HUN | I.K.Garvalov | BUL | 3:2 |
| 1973-10-06 | 48kg | Antoni Papierski | POL | Suren Duryan | URS | TKOI 2 |
| 1973-10-06 | 51kg | Edward Maczuga | POL | Miroslav Oslizlo | CZE | PTS |
| 1973-10-06 | 51kg | Nikolay Lodin | URS | Rabah Khaloufi | FRA | PTS |
| 1973-10-06 | 54kg | Onesime Domingo | FRA | Josef Fencak | CZE | PTS |
| 1973-10-06 | 54kg | Vaclav Hocke | CZE | Boris Zariktuyev | URS | 3:2 |
| 1973-10-06 | 57kg | Vasilis Keremidis | CZE | Ladislav Kepic | CZE | 3:2 |
| 1973-10-06 | 57kg | Franciszek Samotyja | POL | Peter Gath | GDR | 4:1 |
| 1973-10-06 | 60kg | Ryszard Tomczyk | POL | Anatoliy Nikitenko | URS | PTS |
| 1973-10-06 | 60kg | Karel Kaspar | CZE | Alexander Kovac | CZE | PTS |
| 1973-10-06 | 63,5kg | Gennadiy Dobrokhotov | URS | Andrzej Dubisz | POL | WO. |
| 1973-10-06 | 63,5kg | Jozsef Harmath | HUN | Ondrej Botansky | CZE | PTS |
| 1973-10-06 | 67kg | Tibor Kovac | CZE | Marinica Ouatu | ROM | PTS |
| 1973-10-06 | 67kg | Józef Stachowiak | POL | Patrick Bouttefeux | FRA | DQ 3 |
| 1973-10-06 | 71kg | Tomas Kemel | CZE | Detlef Strassburg | GDR | 4:1 |
| 1973-10-06 | 71kg | Miroslav Kolanda | CZE | Eugeniusz Baca | POL | PTS |
| 1973-10-06 | 75kg | Vojtech Kiss | CZE | Paunov | BUL | 3:2 |
| 1973-10-06 | 75kg | Witold Zawadzki | POL | Csaba Kuzma | HUN | TKO 2 |
| 1973-10-06 | 81kg | Costica Dafinoiu | ROM | Ondrej Holoubek | CZE | TKO 3 |
| 1973-10-06 | 81kg | Dietmar Meyer | GDR | Ludvik Gyerak | CZE | TKO 1 |
| 1973-10-06 | +81kg | Peter Sommer | CZE | Dezso Klimisz | HUN | PTS |
| 1973-10-06 | +81kg | Gennadiy Kokurin | URS | Reinhold Meissner | GDR | 5:0 |
Finals
| 1973-10-07 | 48kg | Miklos Nagy | HUN | Antoni Papierski | POL | 4:1 |
| 1973-10-07 | 51kg | Nikolay Lodin | URS | Edward Maczuga | POL | AB 3 |
| 1973-10-07 | 54kg | Onesime Domingo | FRA | Vaclav Hocke | CZE | 4:1 |
| 1973-10-07 | 57kg | Franciszek Samotyja | POL | Vasilis Keremidis | CZE | TKO 2 |
| 1973-10-07 | 60kg | Karel Kaspar | CZE | Ryszard Tomczyk | POL | WO. |
| 1973-10-07 | 63,5kg | Gennadiy Dobrokhotov | URS | Jozsef Harmath | HUN | 4:1 |
| 1973-10-07 | 67kg | Józef Stachowiak | POL | Tibor Kovac | CZE | TKO 1 |
| 1973-10-07 | 71kg | Tomas Kemel | CZE | Miroslav Kolanda | CZE | TKO 3 |
| 1973-10-07 | 75kg | Vojtech Kiss | CZE | Witold Zawadzki | POL | 4:1 |
| 1973-10-07 | 81kg | Costica Dafinoiu | ROM | Dietmar Meyer | GDR | KO 1 |
| 1973-10-07 | +81kg | Gennadiy Kokurin | URS | Peter Sommer | CZE | TKO 3 |
According to "Boxring" Stachowiak beat Kovacs by AB 3
sources:
"Boxring" no 19/1973 (page 4)
"Boks" no 11/1973 (page 16)