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TCoCD Pictures Slide Rules Norma Grafia 190

Norma Grafia 190
Norma Grafia 190: front (click for larger image, 105k)
front (click for larger image, 105k)

type:  
scales:  front: 
 
size:  diameter
  weight
190 mm
265 g
material:  frame & slide
  runner
 
aluminium & black plastic
clear plastic
(single sided)
production:  years
  country
 
Germany
TCoCD Pictures Slide Rules Norma Grafia 190

back to the main page  Norma  no previous Norma rule  The Collection of Calculating Devices  next Norma rule: Merkuria 100 
Deutsche Version
Deutsche Version

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