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American Telephone and Telegraph Bell Systems a Long Distance Telephone
American Telephone & Telegraph Co. Sign
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American telegraph company hi-res stock photography and images - Alamy
Product Details, Certificate TypeCommon/Preferred StockDate IssuedJanuary 23, 1970 (brown)October 24, 1967 (green)June 1, 1964
American Telephone & Telegraph Company (AT&T)
1 Industry & Technology