[Main Page]

Rechnerlexikon

Die große Enzyklopädie des mechanischen Rechnens

34.204.202.44 | 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 USA  

Patent:US2275219


Patent:US 2275219
Title:Circular Slide Rule
Date:03.03.1942
Place:
Country:USA
Person:W. Daemen
Company:
Internal Links:Rechenschieber
Keywords:
Link to the patent office:
(without guarantee)
 US2275219 (espacenet),  US2275219 (uspto)


Enlarge

Aus der Patentschrift US2275219