Tony Duell says:
The CoCo 3 manual does not say TRS-80 on it through
By then the computers decided that "TRS-80"/"Radio Shack" was a
liability, so called new computers "Tandy". Thus Tandy 1000, Tandy 6000
(succeeding the TRS-80 Model 16B and Model 12), and Tandy Color Computer 3.
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