(as of Oct 21,2020 05:00:08 UTC – Details)
Accountant Patent Prints
William Burroughs patented the calculating machine on Aug 21, 1888.
His invention relates to the class of apparatus used for mechanically assisting arithmetical calculations, essentially this was one of the first calculators.
The accountant’s ruler was patented by Charles O Meux on Aug 21, 1900.
The purpose of this ruler is to insure neat, uniform, and parallel ruling without requiring the shifting of the ruler from the upper to the lower line or from a vertical line to the adjacent paralleling line.
Henry Huck patented his version of the accountant’s book on May 26, 1891.
The object of Huck’s invention is to dispense books in keeping accounts, and to devise means for combining one book upon a single page thereof the features of the day-book with perforations as to admit the detachment of certain parts, leaving intact that part of the page that is intended for permanent record.
John G L Forster patented the book keeper’s and accountant’s guide on June 3, 1924.
My invention relates to improvements in means for enabling bookkeepers and others required to add long columns of figures in books or upon sheets and to insure the entering of the figures in the appropriate column.
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