George W. N. Yost Typewriter Patent Model

Description
This typewriter patent model was used by George W.N. Yost in his patent application that received patent number 408,061 on July 30th, 1889. The patent claimed several improvements to typewriter machines including a combination of the carriage and line-spacing apparatus with a lever used for line and letter spacing, the “combination of two extra key levers and connecting rods with the platen transverse reciprocating apparatus of a type-writing machine and a series of key-levers for operating the type-bars located between said extra key-levers.”
Location
Currently not on view
patent date
1889-07-30
inventor
Yost, George W. N.
associated place
United States: New York, New York
Measurements
overall: 11 in x 15 1/2 in x 10 in; 27.94 cm x 39.37 cm x 25.4 cm
ID Number
ME.308638
catalog number
308638
license number
408061
accession number
89797
patent number
408,061
See more items in
Work and Industry: Mechanisms
Typewriters
Computers & Business Machines
Data Source
National Museum of American History, Kenneth E. Behring Center

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