Graphoplex - Paris, France (also Koh-i-noor)




P195 Graphoplex - CEFEM - Methane Gas Combustion
Graphoplex - CEFEM - Methane Gas Combustion
Conditions D'Empli De La Règle De Combustion Du Gaz De Lacq
Made in France for Compagnie Francaise Du Methane (CEFEM)
Front Scale
L, A, B3, B2  [ b2, a, b ] B, LL3, LL2, LL1
Back scale e%, O2 %, CO2 % [ CO%(e),  CO%, CO2% ] t°C, t°F, ρ/PCI, ρ/PCS
Instructions - 2.84Mb


S298 Graphoplex 610 Rietz
Graphoplex 610 Rietz
Made in France
Front Scale (Extended Scales)
K, A [ B, CI, C ] D, L
Back: Blank


P167 Graphoplex 612
Graphoplex 612
Made in France
Front Scale (Extended Scales)
13cm // K, A [ B, CI, C ] D, L
Back scale: [S, ST, T]
Back Name: Papeterie Joseph Gibert


S461 Graphoplex 614 Simplex Log Log
Graphoplex 614 Simplex Log Log
Made in France - 1964 - Dual labeled: Left-French, Right-(Conventional)
Front Scale (Extended Scales)
13cm // LL2, LL3, B3(K), B2(A) [ b2(B), L, a(CI), b(C) ] B(D), S cos, S&T, T ctg
Back scale: Blank



P228 Graphoplex 615 System Rietz
Graphoplex 615 System Rietz
Made in France - C1964
Front Scale (Extended Scales)
17cm // K, A [ B, CI, C ] D, L
Back scale: [S, ST, T]
Multi-lined cursor


S462 Graphoplex 620d System Rietz
Graphoplex 620d System Rietz
Made in France - 1962 - French labels
Front Scale (Extended Scales)
27cm // B3(K), B2(A) [ b2(B), L, a(CI), b(C) ] B(D), L
Back scale: [ S Cos, S&T, T ctg ]
Multi-lined cursor


S464 Graphoplex ref. 620 System Rietz
Graphoplex ref. 620 System Rietz
Made in France - 1964 - Conventional Labels
Front Scale (Extended Scales)
27cm // K, A [ B, CI, C ] D, L
Back scale: [SRT, S Cos, T<45°, C]
Multi-lined cursor


S460 Graphoplex 640 System Electric Log Log
Graphoplex 640 System Electric Log Log
Made in France - Dual labeled: Left-French, Right-(Conventional)
Front Scale (Extended Scales)
27cm // L, B3(K), B2(A) [ b2(B), K, a(CI), b(C) ] B(D), LL3, LL2, LL1
Back scale: [ cos, sin, tg, b(C) ]
Back: Electrical Equations and Diagrams
Multi-lined cursor


S463 Graphoplex 640 System Electric Log Log
Graphoplex 640 System Electric Log Log
Made in France - 1958
Front Scale (Extended Scales)
27cm // L, P, A [ B, K, CI, C ] D, LL3, LL2, LL1
Back scale: [ ST, S Cos, T<45°, C]
Multi-lined cursor


P227 Graphoplex 643 Electric Log Log
Graphoplex 643 Electric Log Log
Made in France - 1964 - Dual labeled: Left-French, Right-(Conventional)
Front Scale (Extended Scales)
27cm // L, cos, B3(K), B2(A) [ b2(B), a(CI), b(C) ] B(D), LL3, LL2, LL1
Back scale: [ S&T, S, T, b(C) ]
Back: Blank
Multi-lined cursor


S459 Graphoplex 645 System Commercial
Graphoplex 645 System Commercial
Made in France - 1958
Front Scale (Extended Scales)
27cm // DF [ CF, CI, C ] D, £, s/d, Conversions
Back scale: [ LL3, LL2, LL1, C] Back: Examples of Interest Calculations


REF Graphoplex 650 Electro
Graphoplex 650 Electro
Made in France
Typical of the French, they just had to change the scale tags. Normal in ()
Front Scale (Extended Scales)
13cm // L, B3(K), COSφ, B2(A)Kw [ b2(B)PS, a(CI), b(C) ] B(D), COSφ, Dynamo/Moteur, Volt
Back scale: [S&T, S, T, b(C) ]
Archive - Atsushi Tomozawa Collection


S458 Graphoplex 690A Neperlog Duplex
Graphoplex 690A Neperlog Duplex
Made in France - 1964
Front Scale (extended)
LL00, L, T>45°, A [ B, T<45°, SRT, S C ] D, P, DI, LL0
Back Scale:
LL01, LL02, LL03, DF [ CF, CIF, K, CI, C ] D, LL3, LL2, LL1
Multi-lined cursor


REF Graphoplex 692
Graphoplex 692 Duplex
Made in France
Front Scale
L, P, AI, A, [ B, T (t), S&T, S Cos ] D, DI, K
Back Scale:
LL01, LL02, LL03, DF [ CF, CIF, CI, C ] D, LL3, LL2, LL1
Archive - Not in Collection - D'Antiques


REF Graphoplex 692b Neperlog
Graphoplex 692b Neperlog - Duplex
Made in France
Front Scale (Extended scales)
LL00, L, T>45°, A [ B, T<45°, SRT, S C ] D, P, DI, LL0
Back Scale:
LL01, LL02, LL03, DF [ CF, CIF, K, CI, C ] D, LL3, LL2, LL1
Archive - Not in Collection - SRTG


S255 Graphoplex 1600 System Rietz
Graphoplex 1600 System Rietz
Made in France
Front Scale (Extended Scales)
27cm // L, T>45° Cot, A [ B, K, CI, C ] D, S Cos, ST, T<45° Cot
Back: Blank


S465 Graphoplex 1614 System Log Log
Graphoplex 1614 System Log Log
Made in France - 1958
Front Scale (Extended Scales)
27cm // LL2, LL3, L, A [ B, K, CI, C ] D, S Cos, ST, T<45° Cot
Back: Blank
Multi-lined cursor


REF Graphoplex_Insert
Graphoplex_Insert
Provided with most slide rules
Calculation aids and instructions for care of slide rule (French)

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