# Where to watch Patent Nr. 314805 (2020) in the UK

> Patent Nr. 314805 (2020) is not currently listed on any UK streaming, rental, or purchase service. Last verified on 13 May 2026 by ScreenSearch.

**Type:** Film  
**Year:** 2020  
**Runtime:** 2 minutes  
**Genres:** Documentary  
**Region:** United Kingdom (GB)  
**Last verified:** 13 May 2026 (2026-05-13T05:42:23.341Z)  

## Synopsis

Finnish engineer Eric Tigerstedt solved the dilemma of sound-on-film already before the First World War. All images and sounds in this short film are produced from the surviving test materials originally created in 1914.

## Streaming options in the United Kingdom

No current UK streaming, rental, or purchase listings were found for Patent Nr. 314805 in our daily-updated TMDB feed. The title may be on physical media only, awaiting UK release, or in a temporary licensing gap.

## Frequently asked questions

**Where can I watch Patent Nr. 314805 in the UK?**

Patent Nr. 314805 (2020) is not currently listed by any UK streaming, rental, or purchase service in our daily-updated TMDB feed. It may be on physical media, an aggregator, or pending a UK release. Check back later — availability changes frequently.

**Is Patent Nr. 314805 on Netflix, Disney+ or Amazon Prime Video in the UK?**

Patent Nr. 314805 is not currently included with any major UK subscription service. It may still be available to rent or buy.

**How accurate is this film's availability data?**

Availability is sourced from The Movie Database (TMDB), which in turn pulls from JustWatch. Listings are refreshed daily. For purchase decisions, the provider's own site is the source of truth.

## Sources

- Streaming availability: The Movie Database (TMDB), refreshed daily.
- Underlying licensing data: JustWatch.
- Canonical URL: https://www.screensearch.co.uk/watch/movie/704743/patent-nr-314805-2020
- Poster image: https://image.tmdb.org/t/p/w500/mbF9tIkUdOLVWbWrrVveIN7xzsT.jpg
- JSON variant: https://www.screensearch.co.uk/watch/movie/704743/patent-nr-314805-2020.json

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