Which company was established by C.G. Johnson in 1921 to standardize the production of garage doors?

Answer

Overhead Door Corporation

Following the success of his sectional door invention, C.G. Johnson founded the Overhead Door Corporation in 1921. This company played a pivotal role in cementing the technology into the marketplace, formalizing manufacturing processes, and ensuring that the upward-acting design became the standard for the burgeoning residential garage industry.

Which company was established by C.G. Johnson in 1921 to standardize the production of garage doors?
inventioninventorgaragedoor