21fb j p22

[Electronic M]

Originally Posted by timmy

So Motorola could have been made by rca or the other

IIRC Motorola had in house CRT production facilities. They developed the first basically successful rectangular color CRT the 23EGP22 and we're one of the suppliers of it. I would expect that they produced some roundy color tubes before developing it as it's easier to refine an existing technology you know than one you don't know.