![Portrait of inventor Martin Wiberg and that of him constructed the calculator 1875 Stock Photo - Alamy Portrait of inventor Martin Wiberg and that of him constructed the calculator 1875 Stock Photo - Alamy](https://c8.alamy.com/comp/2F77HNW/portrait-of-inventor-martin-wiberg-and-that-of-him-constructed-the-calculator-1875-2F77HNW.jpg)
Portrait of inventor Martin Wiberg and that of him constructed the calculator 1875 Stock Photo - Alamy
Upasana Education Trust - 𝐈𝐍𝐕𝐄𝐍𝐓𝐎𝐑 𝐎𝐅 𝐅𝐈𝐑𝐒𝐓 𝐂𝐀𝐋𝐂𝐔𝐋𝐀𝐓𝐎𝐑 (𝐁𝐥𝐚𝐢𝐬𝐞 𝐏𝐚𝐬𝐜𝐚𝐥) HE was a French mathematician invented the first adding machine in 1642 #calculator # invented #generalknowledge #iq #gk #test #question #best ...
![Inventor of the Hand-Held Calculator, Jerry Merryman Dies at 86 - Brand Icon Image - Latest Brand, Tech and Business News Inventor of the Hand-Held Calculator, Jerry Merryman Dies at 86 - Brand Icon Image - Latest Brand, Tech and Business News](https://3.bp.blogspot.com/-n6b0wD0Kbcs/XH-CpT63S-I/AAAAAAAA1Pg/jgJc8fw-oNIgnnCRIxOSXPkmGfnq0ki_ACLcBGAs/s1600/images%2B%252818%2529.jpeg)