What happened in the 1920s?
🕰️ First Quartz Clock Developed (1927): Advances in timekeeping technology.
Transcript
...
Further Reading
- Quartz clock - Wikipedia (wikipedia.org)
- The birth of the quartz timepiece | THE SEIKO MUSEUM GINZA (co.jp)
- NIHF Inductee Warren Marrison Invented the Quartz Clock (invent.org)
- First Quartz Clock Developed - Advances in timekeeping technology. (youtube.com)
- Tag: The quartz clock was invented in 1927 - sciencesprings (wordpress.com)
- History of timekeeping devices - Wikipedia (wikipedia.org)
- Quartz Watches: A Brief History, How they Work and More - Nixon (nixon.com)