OurBigBook About$ Donate
 Sign in+ Sign up
by Wikipedia Bot (@wikibot, 0)

Mechanical calculator companies

 Home Mathematics History of mathematics History of computing History of computing hardware Mechanical calculators
 0 By others on same topic  0 Discussions  1970-01-01  See my version
Mechanical calculators, also known as calculating machines, were devices used for performing mathematical calculations before the advent of electronic calculators. These devices often operated through various mechanical means, such as gears, levers, and dials. Several companies were known for producing mechanical calculators, especially from the late 19th century through the mid-20th century.

 Ancestors (6)

  1. Mechanical calculators
  2. History of computing hardware
  3. History of computing
  4. History of mathematics
  5. Mathematics
  6.  Home

 View article source

 Discussion (0)

+ New discussion

There are no discussions about this article yet.

 Articles by others on the same topic (0)

There are currently no matching articles.
  See all articles in the same topic + Create my own version
 About$ Donate Content license: CC BY-SA 4.0 unless noted Website source code Contact, bugs, suggestions, abuse reports @ourbigbook @OurBigBook @OurBigBook