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1874–1913 | 1913–1936 | 1936–1964 | 1964–present | 1989–present | 2007–2017 | 2017–present |
American District Telegraph[]
1874–1913[]
SVG NEEDED |
1913–1936[]
1936–1964[]
1964–present[]
ADT[]
1989–present[]
2007–2017[]
In February 2007, ADT launched an updated logo: a blue octagon inherited from the 1970 Vector Security logo signs which ADT took inspiration of for the "Secured by ADT" signs.
2017–present[]
External links[]
- Official website
- ADT at
Wikipedia