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Fun and Passion for Texas Instruments - Pocketronic 1972 Here is the Calculator that approaches the Holy grail of TI Cal Tech. Canon immediately understood the Texas Instruments project started in September
![Global Payments Integrated on Twitter: "#TBT 1967: the first handheld calculator was invented; the same year NDC, our founding company, was incorporated @GlobalPayInc https://t.co/duwenLWfkN" / Twitter Global Payments Integrated on Twitter: "#TBT 1967: the first handheld calculator was invented; the same year NDC, our founding company, was incorporated @GlobalPayInc https://t.co/duwenLWfkN" / Twitter](https://pbs.twimg.com/media/C4OuF5mWMAAPBY9.png)
Global Payments Integrated on Twitter: "#TBT 1967: the first handheld calculator was invented; the same year NDC, our founding company, was incorporated @GlobalPayInc https://t.co/duwenLWfkN" / Twitter
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![World's first handheld calculator, ''Cal-Tech'', from TI] - Texas Instruments Records - SMU Digital Collections World's first handheld calculator, ''Cal-Tech'', from TI] - Texas Instruments Records - SMU Digital Collections](https://digitalcollections.smu.edu/digital/api/singleitem/image/tir/0/default.jpg)
World's first handheld calculator, ''Cal-Tech'', from TI] - Texas Instruments Records - SMU Digital Collections
![The first made hand-held calculator by Texas Instruments is displayed during a ceremony to mark the 40th anniversary of the invention of the electronic calculator at the National Museum of American History The first made hand-held calculator by Texas Instruments is displayed during a ceremony to mark the 40th anniversary of the invention of the electronic calculator at the National Museum of American History](https://c8.alamy.com/comp/W0KM1R/the-first-made-hand-held-calculator-by-texas-instruments-is-displayed-during-a-ceremony-to-mark-the-40th-anniversary-of-the-invention-of-the-electronic-calculator-at-the-national-museum-of-american-history-in-washington-on-september-25-2007-upi-photoyuri-gripas-W0KM1R.jpg)