Dallas' 1972 logo, at left, and the two Triple D Gear logos registered with the U.S. Patent and Trademark Office, center and right(U.S. Patent and Trademark Office) The city’s spending our money ...

The city of Dallas' logo seen under R.L. Thornton Freeway near Zang Boulevard and Clarendon Drive.(Everton Bailey Jr./The Dallas Morning News) Dallas has been using its logo for around 50 years ...

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