WebThere are other cylindrical rules following the same principles, in par-ticular the one invented by Aleksandr Shchukarev (1864–1936) in 1909 [36]. Some Fuller-type slide rules were also manufactured by other construc-tors, for instance Otis King (British patent 183723 from 1921 and later ones) and Browne in Australia [59], with various ... WebThe Otis King and Fuller slide rules are similar in appearance as both use a helical logarithmic scale. The larger Fuller’s Spiral Slide Rule is a total 33cm in length excluding the handle and boasts a 12.5 m long scale wrapped …
Otis King
WebAn Otis King model K cylindrical slide rule (no. T1568) dating from the 1950s. These rules were made by Carbic Ltd. It is made of chrome plated brass with paper scales. Because of the spiral nature of the scales they were very long (66 inches) and hence calculations would be more accurate. It is complete with instructions and box. WebOtis King's Cylindrical Slide Rule, by Carbic Ltd, London, Early 20th Century: Inventory Number: 55087: Object Type: Object: Place Created: ... Printed on scales "OTIS KING"S POCKET CALCULATOR", "PATENTEES & SOLE MANUFACTURERS ; CARBIC LTD, 51 HOLBORN VIADUCT LONDON E.C.1" and "OTIS KING"S PATENT No. 183723". coming home marina strah
Otis King - Wikipedia
WebJan 21, 2024 · A First patented in 1921, your Otis King's Patent Calculator was manufactured by Carbic Limited of London, and versions were made into the 1960s. The cylindrical and telescoping form had the advantage of saving space in that the equivalent ruler-style slide rule would equate to a length of 168 cm (66 inches). WebThis six-inch cylindrical slide rule consists of a chromium-plated holder, a metal cylinder that slides into the holder, and a black metal tube that fits around and slides up and down … WebDiscover amazing local deals on Slide for sale Quick & hassle-free shopping with Gumtree, your local buying & selling community. coming home media