inventions Archives - The Libertarian Labyrinth

May 15, 2025

Josiah Warren’s stereotype-plate patents

May 12, 2007 Shawn P. Wilbur

Josiah Warren’s 1830 “Reduction in the Cost of Printing Apparatus” described one of his attempts to make the power of the press widely available. An 1846 patent (#4479) issued for “Improvement in Compositions for Stereotype-Plates” […]

Architectural glass patents of Ingalls and Hyatt

February 28, 2007 Shawn P. Wilbur

Among the records of the Architectural Glass Patent Index, you’ll find several patents by Joshua King Ingalls, as well as a much greater number by his friend, associate, and fellow reformer, Thaddeus Hyatt. The illustration […]