Nathaniel Baldwin (December 1, 1878 – January 19, 1961) was an American inventor and industrialist, known for his improved telephonic earphone, among other inventions. He was also a supporter of the early Mormon fundamentalist movement.
Nathaniel Baldwin (December 1, 1878 – January 19, 1961) was an American inventor and industrialist, known for his improved telephonic earphone, among other inventions. He was also a supporter of the early Mormon fundamentalist movement. (en)
Nathaniel Baldwin (December 1, 1878 – January 19, 1961) was an American inventor and industrialist, known for his improved telephonic earphone, among other inventions. He was also a supporter of the early Mormon fundamentalist movement. (en)