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Henry T. Sampson Created Technology Used in the First Cell Phone Back in 1971 – Gamma-Electrical Cell – Greater Diversity News
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O-LINE-O on X: "Interesting, isn't it? The first #Smartphone was invented 28 years back. The developments in smartphone technology in the last few years is truly amazing! #OLOFacts #OLINEO #IBM #FirstSmartphone #Facts #
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