Wikipedia on Twitter: "On this day in 1873: Levi Strauss and Jacob Davis received a U.S. patent for blue jeans with copper rivets. https://t.co/kfw7zRz7tU https://t.co/v030H9cKFQ" / Twitter
ジーンズ - Wikipedia
Levi Strauss & Co. - Wikipedia
What is the red tab? Denim FAQ answered by Denimhunters