[Main Page]

Rechnerlexikon

Die große Enzyklopädie des mechanischen Rechnens

18.204.55.168 | 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:US1797699


Patent:US 1797699
Title:Step toothed drum calculating machine
Date:24.03.1931
Place:Sommerda
Country:USA
Person:Schmidt, Hermann (P)
Company:Rheinmetall (P)
Internal Links:
Keywords:
Link to the patent office:
(without guarantee)
 US1797699 (espacenet),  US1797699 (uspto)


(There is currently no text in this page)