| ABA | to | Addiator Perplex |
| Addiator Piccolo | to | Addo-X 7341-60 |
| Addo-X 80 E | to | American Digest 1924 |
| American Machinist | to | Aristo Streckenzugtafel 1780 |
| ArithMachine Material | to | A Brief Introduction of Chinese Mechanical Calculator |
| Babbage, Charles | to | Baum Additionsmaschine |
| Baum Anleitung | to | Blater 1887 |
| Blater 1888 | to | Briggs 1631b |
| Briggs 1760 | to | Brunsviga MJ, MJI |
| Brunsviga MJR | to | Caillet 1854 |
| Caillet 1858 | to | CIAM |
| Ciermans | to | Continental Werbung |
| Contorapid | to | DE155445 |
| DE742692 | to | Differenzenmaschine |
| Differenzenmaschine für Anfänger | to | Dupuis 1861 |
| Dupuis 1864 | to | Entstörfilter |
| EOS | to | Facit LX |
| Facit Material | to | Fingerrechenmaschine |
| Fingertip | to | Gardiner 1782 |
| Gardiner 1783 | to | Geschichte der mechanischen Rechenmaschinen |
| Geschichte des Rechenschiebers: Gestern alltäglich, heute vergessen | to | Greif Material |
| Greuner Material | to | Haertel 2019/4 |
| Haertel 2020/1 | to | Hebentanz, Ferdinand |
| Hebentanz, Friedrich | to | Hoüel 1921a |
| Hoüel 1921b | to | Irler 2012 |
| Isgus Material | to | Kepler 1675a |
| Kepler 1675b | to | Kommaschieber |
| Kommutatormotor | to | Lacroix/Ragot 1943 |
| Lagomarsino | to | Layton Material |
| La Multi | to | Litton Material |
| Llorens Material | to | Macquorn 1866 |
| Macquorn 1873 | to | Matthiessen 1818 |
| Matthiessen 1823 | to | Mercedes Euklid 8 |
| Mercedes Euklid Geschichte | to | Mönkemöller Planimeter |
| Monopol | to | Müller Rechenmaschine |
| Multator (Addiator) | to | Nestler |
| Nestler Planimeter 252 | to | Odhner's Arithmometer |
| Odhner, Valentin Jakob | to | Oehl/Evers/Kastrop 1961 |
| Oeltze 1866 | to | Orlin Material |
| Ornis Lotaro Reklame | to | Patente aus den USA 1886 |
| Patente aus den USA 1887 | to | Patente aus den USA 1986 |
| Patente aus den USA 1987 | to | Pencil Calculator Material |
| Pendelrad | to | Plus Adder |
| Plus und Torpedo Diskussion | to | Privileg 87 |
| Procentor | to | Rapid Economy |
| Rauchwetter, Franz | to | Reese/Lange 1998 |
| Reese/Muckermann/Lindner 2014 | to | Remington Calculator 99 |
| Remington DX 94 | to | Rochefort 1897 |
| Rödl, Anton | to | Salcher, Alois |
| Salda | to | Schiller/Jezierski 1997 |
| Schiller 1951 | to | Schuelke 1927 |
| Schuelke 1928 | to | Service Geographique 1939 |
| Setright Fahrkartendrucker DR 147 | to | Sozzi Material |
| Spalding Material | to | Stern, Abraham Jacob |
| Sternberg 1833 | to | Tantor Schnellrechenmaschine |
| Tarema | to | Toaldo 1769 |
| Toaldo 1794 | to | Triumphator Typ X Duplex |
| Triumph Adding Machine | to | Unitrex M-3 |
| Universal- oder Allstrommotor | to | Victoria Rechenapparat |
| Victor 1 | to | Vlack 1725 |
| Vlack 1726 | to | Wanderer |
| Wanderer Pult-Addiermaschinen | to | Wells 1714 |
| Wembley Argentina | to | Wlecke 1929 |
| Woerle/Muehlbauer 1966 | to | Zeiss Ikon Material |
| Zeitberechnung mit Rechenmaschinen | to | Zylinderstift |
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