Search Results for: Sound reproducing apparatus parts
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https://commerce.gov.in/writereaddata/uploadedfile/MOC_635567636562814678_Report_India_Russia_Joint_Study_Group_10_9_2007.pdf
lee de forest lee de forest circa – born lee deforest ( - - )august , council bluffs, iowa , u.s. died june , ( - - ) (aged ) hollywood , california , u.s. nationality american alma mater yale college ( sheffield scientific school ) occupation inventor known for three-electrode vacuum-tube (audion), sound-on-film
mosquini (m. ) parent(s) henry swift deforest anna margaret robbins relatives calvert deforest (grandnephew) awards ieee medal of honor ( ) elliott cresson medal ( ) lee de forest (august , – june , ) was an american inventor , self-described "father of radio", and a pioneer in the development of sound-on-film...
https://en.wikipedia.org/wiki/Lee_de_Forest