[Main Page]

Rechnerlexikon

Die große Enzyklopädie des mechanischen Rechnens

3.229.120.26 | Log in | Help

  DE  EN  FR  IT 
Main Page
All pages
Recent changes

Printable version
Discuss article

article
image
patent



Special pages
Pfeil.gif Patents  Pfeil.gif Germany  

Patent:DE399568


Patent:DE 399568
Title:Rechenvorrichtung
Date:17.11.1923
Place:Berlin
Country:Germany
Person:
Company:Gebr. Wichmann (P), Wichmann (P)
Internal Links:
Keywords:
Link to the patent office:
(without guarantee)
 DE399568


zu Patent:DE397429