Electrical Telegraphy, Electric Bells and Telephones 1931
2.00/10 by 1 users
When copper wire is wrapped around an iron rod and connected to a battery, it becomes an electromagnet. A science teaching material movie that explains the principle and structure of electric bells and telephones by applying the principle of an electromagnet through a fusion of live action and animation.
- Title: Electrical Telegraphy, Electric Bells and Telephones
- Year: 1931
- Genre: Animation
- Country: Japan
- Studio:
- Director: Yasuji Murata
- Cast:
- Crew: Yasuji Murata (Director)
- Keyword:
- Release: Apr 30, 1931
- Runtime: 11 minutes
- IMDb: 2.00 / 10 by 1 users
- Popularity: 0
- Budget: $0
- Revenue: $0
- Language:
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