"Tidsforlængede optagelser af pianisten Georg Vasarhelyi's hænder, mens han spiller..."
| Original title | Klaverteknik |
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| Danish title | Klaverteknik |
| Appearance | Georg Vasarhelyi |
| Land | Danmark |
| Domestic distribution | Statens Filmcentral |
| Technical info | 131 meter, Stum |
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| Production company | Teknisk Film Compagni, Arnø Studio |
| Domestic distribution | Statens Filmcentral |
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Andre credits |
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| Sagkyndig | Knud Åge Riisager |
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Medvirkende |
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| Medvirkende | Georg Vasarhelyi |
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