The CRT was named in 1929 by inventor Vladimir K. Zworykin. He was subsequently hired by RCA, which was granted a trademark for the term "Kinescope", RCA's term for a CRT, in 1932; it voluntarily released the term to the public domain in 1950.
the crt was named in 1929 by inventor vladimir k zworykin he was subsequently hired by rca which was granted a trademark for the term "kinescope" rca's term for a crt in 1932; it voluntarily released the term to the public domain in 1950