3 ms·

I was intrigued by the concept, Googled "Secret Patent" and found this: http://en.wikipedia.org/wiki/National_Security_Agency#Patents http://en.wikipedia.org/wi

I was intrigued by the concept, Googled "Secret Patent" and found this: http://en.wikipedia.org/wiki/National_Security_Agency#Patents http://en.wikipedia.org/wiki/National_Security_Agency#Patent...

ggchappell 16y ago
Wow. And they don't expire.