1-06-04-00 History of the Machine-Made Glass Marble
Martin F. Christensen was the inventor of the revolutionary glass- marble- making- machine in 1902. By designing equipment that automated the marble-making process, glass imitation agates could be produced faster than those manufactured by Elias Greiner Vetters Shon. On October 24, 1905 the M.F. Christensen and Son Company received a patent ...
