What lesson about invention is highlighted by the timeline of the Yale lock's success?

Answer

Refinement and manufacturing capability matter as much as the initial idea

The gap between Linus Sr.'s 1861 patent and the eventual success demonstrates that invention is an iterative process where refinement and the capability to manufacture components perfectly are crucial.

What lesson about invention is highlighted by the timeline of the Yale lock's success?
inventorlockYaleLinus Yalepin tumbler