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1 janv. 1955 - 电视机普及

Description:

使用中的电视机数量从 1946 年的 6,000 台增加到 1951 年的约 1,200 万台。没有什么新发明比黑白电视机更快地进入美国家庭。到 1955 年，美国一半的家庭拥有一间。

Ajouté au bande de temps:

3.3.2战后演化

ByFrank Qiao
il y a 2 mois
2
0
5512

Date:

1 janv. 1955
Maintenaint
~ Il y a 70 ans
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