Koh-I-Noor 10010 Techno-Log

Country of manufacture: France (Graphoplex),            Date of manufacture: ____
Overall length: 33.5 cm,          Width: 3.9 cm,           Weight: 95.5 gms
Materials: all plastic, glued on plastic end braces
Cursor: 3.4 X 4.8 X 1.1 cms; all plastic, slightly magnifying, adjustable; lines = single hairline, front and back
Scales: 22, extensions on A, B, C, D
Front: LL02, LL03, DF [ CF, CIF, K, CI, C ] D, LL3, LL2
Back: LL01, L, A [ B, T, SRT, S, C ] D, DI, LL1
Gauge Marks: [π, e, ρ (573), 786 ]
Condition: C3 (Very minimal signs of use) but either some bleeding or places where prior owner has attempted to clean with a solvent, smearing the lettering.
Came with: Nothing