Ciro Santilli $$ Sponsor Ciro $$ 中国独裁统治 China Dictatorship 新疆改造中心、六四事件、法轮功、郝海东、709大抓捕、2015巴拿马文件 邓家贵、低端人口、西藏骚乱
🔗
🔗
The first working one in 1947 by John Bardeen and walter Brattain in Bell Labs Murray Hill.
🔗
People had already patented a lot of stuff before without being able to make them work. Nonsense.
🔗
As the name suggests, this is not very sturdy, and was quickly replaced by bipolar junction transistor.
🔗
🔗

Ancestors