A system of multiplex telephony by the use of vacuum tubes
By: by E. H. Arnold and A. R. Throop
Contributors: Throop, A. R.
Published: 1919
Language: eng
Number of pages: 45
Notes: Thesis (B.S.)--Armour Institute of Technology, 1919.

Bibliography: leaves 44-45.

B.S. in Electrical Engineering, 1919.