電信 電鈴 電話

電信 電鈴 電話 (1931)

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.

개봉일
1931-04-30
TMDB
2.0 / 10 (1)
상영 시간(분)
11분
장르
애니메이션
감독
村田安司

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