[Main Page]

Rechnerlexikon

Die große Enzyklopädie des mechanischen Rechnens

34.238.190.122 | 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 Great Britain  

Patent:GB454250


Patent:GB 454250
Title:Improvements in or relating to counters for calculating machines
Date:28.09.1936
Place:
Country:Great Britain
Person:Campbell, Charles (P)
Company:British Tabulating (P) Mach Co Ltd
Internal Links:Zähler
Keywords:
Link to the patent office:
(without guarantee)
 GB454250


Enlarge

Aus der Patentschrift GB454250