back to the main page  Feinmessinstitut Klawun#31c  no previous Klawun rule  The Collection of Calculating Devices  next Klawun rule: No. 100 Rietz 
Deutsche Version
Deutsche Version
TCoCD Pictures Slide Rules Feinmessinstitut Klawun 31 C

Feinmessinstitut Klawun 31 C
Feinmessinstitut Klawun 31 C: front (click for larger image, 55k)
front (click for larger image, 55k)

Feinmessinstitut Klawun 31 C: back (click for larger image, 25k)
back (click for larger image, 25k)

type:  
scales:  front:  top
    upper frame
    slide
    lower frame
  back:  slide
cm
K, A
B, CI, C
D, L
S, ST, T
size:  length
  width
  weight
156 mm
33 mm
22 g
material:  frame & slide
  runner
 
white plastic
clear plastic
(single sided)
production:  years
  country
 
 
Germany
made by Faber Castell
TCoCD Pictures Slide Rules Feinmessinstitut Klawun 31 C

back to the main page  Feinmessinstitut Klawun#31c  no previous Klawun rule  The Collection of Calculating Devices  next Klawun rule: No. 100 Rietz 
Deutsche Version
Deutsche Version

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