A brief history of the 3-Ring Binder

Fascinating 3 ring binder information You can use this information to rule the world of presentation material Trivial Pursuit and destroy at office supply Cranium! When was the 3 ring binder invented? That depends on where you are and who you ask. Loose-leaf paper was patented in 1854. Also inĀ 1854, patents were filed for both […]