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Charles Spiro

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Columbia-1 typewriter, 1885
Columbia 2 typewriter, 1886
Bar-Lock 4 typewriter, 1895

Charles Spiro (January 1, 1850 – December 17, 1933) was an American inventor and an attorney who held 200 patents and patented Bar-Lock, Visigraph, Columbia and Columbia Music typewriters and helped develop the Gourland typewriter, among others. Spiro was born and died in New York City. He gave up his law profession after nine years and focused on refining his typewriters. He was also president of C. Spiro Manufacturing Company of Yonkers.

References

  1. "CHARLES SP1RO, 83, AN INVENTOR, DIES; Holder of 200 Patents Credited With Perfection of 'Original Visible Writing Machine". The New York Times. December 18, 1933.
    - "Columbia Typewriter Co., New York, USA". Typewriter Museum. Archived from the original on March 13, 2012. Retrieved February 26, 2012. Watchmaker Charles Spiro (1850-1933) patented his first typewriter "Columbia" in 1885
    - "Columbia Index 2". The Virtul Typewriter Museum.
    - "Columbia Bar-Lock 12 typewriter". Typewriter.
    - "VISIGRAPH (Thomas Fuertig collection)". Machines of Loving Grace. Archived from the original on December 18, 2010.
  2. "COURT NOTES". The New York Times. Charles Spiro, a lawyer, who insisted on putting questions to a witness after they had been excluded, was debarred by Judge McAdam from appearing before him
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