# William S. Burroughs — Patents explained on PatentBrief

William S. Burroughs has 1 landmark patent explained in plain English on PatentBrief.

- [How William Burroughs Invented the First Practical Adding Machine](https://patentbrief.org/patent/us/388116/adding-machine-burroughs) — granted 1888
  An 1888 patent for a mechanical calculating machine that used a system of levers and gears to perform accurate arithmetic operations.

**Full profile:** https://patentbrief.org/company/william-s-burroughs

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_Source: PatentBrief — https://patentbrief.org. Plain-English explanations of US patents._