What was Whitcomb L. Judson's primary motivation for developing his fastening device?

Answer

Replacing the laborious process of buttoning tall boots

Whitcomb L. Judson focused his efforts on inventing a mechanism to replace the tedious process involved in buttoning tall boots, securing a patent for a 'Shoe-Fastening' in 1893.

What was Whitcomb L. Judson's primary motivation for developing his fastening device?
nameinventionfastenerzipper