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AIzaSyCYaC8UkdPkQKLFUmpasLV5eC3M802CrcA
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oct 1, 1961 - Oct 1961 - The Bell Punch/Sumlock Comptometer ANITA is released, a 30+ pound calculator using vacuum tubes.

Added to timeline:

10 months ago
0
0
149
Calculator history

Date:

oct 1, 1961
Now
~ 56 years ago
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