// todo need optimize like in event.jsp. Add indexing or not indexing this page. Presentación de una patente (1 янв 1948 г. – 30 янв 1948 г.) (Лента времени)
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Presentación de una patente (1 янв 1948 г. – 30 янв 1948 г.)

Описание:

Muestran la primera patente con un costo de 2.524.035 dólares para fabricar el primer transistor de puntas de contacto de la historia.

Добавлено на ленту времени:

Linea del tiempo sociedad del conocimiento

ByDaniel Camilo Vargas Quimbaya
17 фев 2020

Дата:

1 янв 1948 г.
30 янв 1948 г.
~ 29 days
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