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March 7, 1876

Bell receives a key telephone patent

Alexander Graham Bell receives U.S. patent protection for a device to transmit speech over wires.

Canonical milestoneUnited States1 timeline

Context

Appears In

TimelineTimeline of the History of the Telephone

Position 4

Authority

Sources

Encyclopaedia BritannicaConfidence 96%

Taxonomy

Tags

technologypatenttelephone