Pocket Calculator Patent Print
Patent No. US3819921 · 1974
Invented by Texas Instruments (Jack Kilby et al.)
Vintage 1974 patent drawing of the pocket calculator by Texas Instruments (Jack Kilby et al.). Museum-quality archival giclée print.
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About This Print
Vintage 1974 patent drawing of the pocket calculator by Texas Instruments (Jack Kilby et al.). Museum-quality archival giclée print.
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