Private company
Automatic Telephone Manufacturing Company
The Automatic Telephone and Electric Company (originally the Automatic Telephone Manufacturing Company (ATM)) was a British telephone exchange manufacturer established in 1911. After several name changes and acquisitions, the company was merged into Plessey in 1961.2 Wikipedia text CC BY-SA 4.0
Last updated Oct 21, 2026.
Overview
1911Founded1
- Industrytelecommunications1
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The Automatic Telephone and Electric Company (originally the Automatic Telephone Manufacturing Company (ATM)) was a British telephone exchange manufacturer established in 1911. After several name changes and acquisitions, the company was merged into Plessey in 1961.2
Timeline
Links
- WikipediaAutomatic Telephone Manufacturing Company
- WikidataQ106322434
Sources
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