[Main Page]

Rechnerlexikon

Die große Enzyklopädie des mechanischen Rechnens

35.175.172.211 | Log in | Help

  DE  EN  FR  IT 
Main Page
All pages
Recent changes

Printable version
Discuss article

article
image
patent

Special pages

Patent:US844120


Patent:US 844120
Title:Calculating machine
Date:12.02.1907
Place:New York
Country:USA
Person:Goldfarb, Nathan (P)
Company:Commercial Adding Machine Co.
Internal Links:Triumph Adding Machine
Keywords:Band, endlos, Addition
Link to the patent office:
(without guarantee)
 US844120 (espacenet),  US844120 (uspto)

Revision as of 10:36, 30. Jul 2014 Revision as of 10:36, 30. Jul 2014

Revision as of 10:36, 30. Jul 2014

Enlarge

US844120 Bild