Name
Graphoplex Calculateur Roplex
Front Scales
n = n n2 = n2 = 1/n
Back Scales
n3 S L O T S&T
Type of Rule
disc(s)
Material
plastic
Dimension (mm)
128x128x6
Area of Use
generic
Origin of Rule
Manuel Pacheco
Match Number
1281
Comment
Thumbnail