[Main Page]

Rechnerlexikon

Die große Enzyklopädie des mechanischen Rechnens

3.235.66.217 | Log in | Help

  DE  EN  FR  IT 
Main Page
All pages
Recent changes

Printable version

article
image
patent

Special pages

patent

Patents  Great Britain  1876

 
  • Patent:GB187604310 07.11.1876 Boucher, Alexandre Emile Marie (P) : Improved instrument to be used as a substitute for the ordinary slide rule

Create Patent:
Country:    Number: 
Patentsearch:
Country:  Year: from to
Search for: