Hemmi P452 Business Duplex

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Country of manufacture: Japan,            Date of manufacture: Mar 1970
Overall length: 33.0 cm,          Width: 4.6 cm,           Weight: 99.9 gms
Materials: all plastic, plastic end braces glued-onto back and front
Cursor: 3.6 X 5.7 X 0.9 cms; all plastic, adjustable; lines = four on front, three on back
Scales: 23, no extensions
Front: LL1, LL2, LL3, CR DF [ T CF, CIF, % CI, T C ] R D, L, in, cm
Back: ST, 3n-2 K, 2n-1 A [ B, BI, CI, C ] PQ D, P, S, T
Gauge Marks: [π, e, //, /, unknown 287 (1st decade of B scale), unknown 416 (1st decade of B scale), unknown 736 (1st decade of A scale) ]
Condition: C4-C5 (minimal to normal signs of use)
Came with: Original plastic box/case

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