Team Vambrace were a famous hero combo Golden age. The team was comprised of scientist James St. John-Smythe, the designer of the Vambrace armor, and ex-football hero Brandon Warfield, the suit's wearer. Both were co-founders of The Freedom Phalanx which was founded on July 4, 1932.
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The Freedom Phalanx
According to the City of Heroes novel The Freedom Phalanx, Vambrace was referred to as a singular entity saying that Vambrace retired in 1957, showed signs of Alzheimer's by 1964, and died in 1972. (p. 108)