Henry Green Applied for a Patent on a device designed to cancel postage stamps

07/13/1895 |

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Henry Green applied for a patent on improvements in an apparatus for canceling postage stamps. 

Green applied for a patent on an incandescent lamp April 16, 1895.

  1. Green would apply for a patent on a new advertising device on February 8, 1896.
  2. Green received this patent, No. 574,414, on January 5, 1897.

United States Patent Office, "Apparatus for Canceling Postal Marks," Patent No. 574,414, January 5, 1897.

Henry Green

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