The evolution toward roller chain technology shifted the perceived 'inventor' role away from the blacksmith and toward whom?

Answer

The engineer who designed the standardized system for power transfer.

The introduction of precision-required roller chains meant that the focus of invention shifted from the initial blacksmith who forged links to the engineer who designed the complete, standardized system necessary for efficient power transfer.

The evolution toward roller chain technology shifted the perceived 'inventor' role away from the blacksmith and toward whom?
inventioninventorMetalchain