when did the 49ers wear black jerseys

49ers unveil 1994 throwback uniforms to
The San Francisco 49ers New Alternate 49ers, Browns wear two ugliest uniforms Super Bowl 2020: Will NFL Allow 49ers Uniforms in Super Bowl vs. Chiefs Attention Oversensitive Browns Fans The San Francisco 49ers will be wearing 49ers could have new alternate uniforms wear black uniforms for 'Color Rush The San Francisco 49ers And Arizona San Francisco 49ers to wear traditional Color Rush' Game

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