sequence of the invention of the following recording systems.
Identify the correct sequence of the invention of the following recording systems. (A) Magnetophon, Blattnerphone, Stereo audio recording and Telegraphone (B) Telegraphone, Blattnerphone, Stereo audio recording and Magnetophone (C) Blattnerphone, Magnetophone, Telegraphone and Stereo audio recording (D) Stereo audio recording, Magnetophone, Telegraphone and Blattnerphone Correct Ans: (B) The correct sequence of the invention of the […]
sequence of the invention of the following recording systems. Read More »