Home > Amos Dolbear

He invented the first telephone receiver with a permanent magnet in 1865, 11 years before Alexander Graham Bell patented his model. Later, Dolber couldn't prove his claim, so Bell kept the patent.

Dolbear was a graduate of Ohio Wesleyan University, in Delaware, Ohio.

External links

• Amos Dolbear, Tufts faculty as of 1874
• Just Who Did Invent Radio?
• Roxbury's Professor Dolbear