Did Jack Johnson Invent the Monkey Wrench?

The monkey wrench was not invented by former heavyweight champion Jack Johnson.

News – Tagged did jack johnson invent the monkey wrench – Haus of Tools

Jack Johnson (boxer) - Wikipedia

Biography of Jack Johnson, American Boxing Champion

What does a monkey wrench look like? What is its purpose? - Quora

Jack Johnson Inventor/Boxer Jack johnson boxer, Jack johnson, He is able

Jack Johnson - The Black Inventor Online Museum

Monkey wrench' dates to 1800s – not name given to boxer Jack Johnson's invention - Africa Check

SportsCenter - On this day in 1908, Jack Johnson knocked out Tommy Burns to become the first African-American to win boxing's world heavyweight title.

Modern Marvels (TV Series 1993– ) - “Cast” credits - IMDb

Did you know? #2 Did You Know that Jack Johnson

John Arthur Jack Johnson: World Heavyweight