WebThis set iscomposed of 3 very rare items: 1. The folding bakelite ruler is one metre long and it is an absolute rarity! 2. The circular slide rule (diameter 28 cm) was used by engeeners for calculations of reinforced concrete structures and comes in its original wooden case. 3. The slide rules Graphoplex 1600- 1614 is a French manufacturer and it is in mint conditions, … WebSet 16 - Graphoplex 1600. System Rietz set with scales: 27cm // L, T>45° Cot, A [ B, K, CI, C ] D, S Cos, ST, T<45°, Cot. 20 SR's provided directly by Dr. Klaus Kühn ... Set 17 - Graphoplex 1694. Graphoplex 1694 Techni-Math with scales Scales: 27cm // P,K,A, DF [ CF,L,CI,C ] D, S, SRT, T. 30 SR's provided directly by Dr. Klaus Kühn. Contact ...
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http://tinas-sliderules.me.uk/Slide%20Rules/FrenchSlideRules.html WebGraphoplex 612. Graphoplex 612. This is an advertising slide rule for Schlumberger. The scale labelling has the standard pattern instead of the Graphoplex pattern in the 612 above. ... Graphoplex, 694a Technilog. … marty scurll finger snap
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Webgraphoplex 1600 slide rule w plastic case. Opens in a new window or tab. Pre-owned Private. EUR 37.51. Customs services and international tracking provided. or Best Offer. … WebLes meilleures offres pour Ancienne règle de calculs Gobelin 11-50 sont sur eBay Comparez les prix et les spécificités des produits neufs et d 'occasion Pleins d 'articles en livraison gratuite! Webregle a calcul graphoplex n° 1614 et n° 1600 lot de 2 : 10-dec-2010: 0: 23.76: regle a calcul ancienne graphoplex 620 : 11-dec-2010: 0: 13.20: belle regle a calcul ancienne dans son etui marque unis : 11-dec-2010: 0: 36.96: regle a calcul graphoplex complet 690a vintage : 11-dec-2010: 3: 10.56: regle de calcul faber castell darmstadt 1/54 : hunter and barrel yas