GRAPHOPLEX 640 PDF

CLASSIQUE. 29,4 cm. GRAPHOPLEX. ELECTRIC LOG-LOG British ( anglaise). CLASSIQUE. 29 cm. GRAPHOPLEX. ELECTRIC LOG-LOG ( variante). Graphoplex Slide rules. Welcome · Calculators · Slide Rules · Aristo · Arithma · Concise · Dietzgen · Faber-Castell · Gilson · Graphoplex · Hope · Keuffel & Esser . Use the various search options to discover and browse the details of the slide rules (many with images and copies of the instructions) I have collected since.

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Graphoplex slide rule box papers France.

Graphoplex Slide rules

Rotating the winder alone rotates the back scales. Specialized commercial rule, mark up, discount, factor conversion. Leather flap case Rietz C. Drafting sets with the Graphoplex logo, as well as other related drafting and art items are known to exist.

It appears to be made of celluloid, with a celluloid and very thin nickel plated, brass cursor. Only short form catalog additions to instructions sheets have been found so far, so the complete model range and dates of manufacture are not known at this time. Time Certina hanwind steel Switzerland. Desk Graphoplex a Neperlog The number is on the rule itself and on the manual. Go to the Slide Rule Parts. Graphoplex often mistakenly called Raphoplex because people do not realize the large stylized surrounding G is part of the name was the main slide rule manufacturer in France.

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Man toolsTime. This is typical of the instructions supplied with most of the more complex rules. Extended capacity hyperbolic log log rule, has P Pythagorean scale.

Common color schemes were maroon, violet and gray, and cases were typically a two part plastic case maroon or later, grayor a thin brown flap-style leather case. I have been unable to locate a current company called Graphoplex in France today, but they supposedly were involved in other plastics molding and manufacturing, so may now exist as a different company, or as part of a larger conglomerate.

Graphoplex slide rule box papers France – Vintage Man Stuff

It has the following scales: It has a burgundy plastic case, card of tables, graphpolex, and an instruction leaflet. DeskMan tools Dutch weather station sputnik. The surface finish is very glossy on most rules, and the scale markings appear to be underneath a thin clear surface coating or layer.

Camera Voigtlander Vitoret R case and accessories Germany Extended capacity log log rule, has P Pythagorean scale. Camera Ilford exposure meter England Note the unusual scale markings B’s on the lower early rule. Graphoplex Rietz five inch closed frame, plastic slide rule, complete with leather slip case.

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Graphoplex clearly exported rules outside of France, as the instructions supplied with rules come with French, Spanish, German and Italian inserts, and were rules were also redistributed to the USA via Koh-I-Noor. The rule itself is made of plastic, as well as the cursor which has several long and short hairlines, window with hairline on the back as well. Curser and slide rule are complete and everything is in good condition, some light yellowing to the front.

The latter are the same as for the rule above and the reverse of the card is shown this time. Camera 4 vintage cameras Germany France England. Go to the Cheap Slide Rules. Calculigraphe calculator made by Henri Chatelaine in Paris.

Ther is also a formula chart strip form included with some rules. The large stylized G with ‘ raphoplex ‘ inside is their logo, and often confuses people into thinking the rules are called ‘Raphoplex’ rules. There is a fixed cursor on the rear glass.