Elijah McCoy was issued the first patent on his lubricating cup in July of 1872. Elijah kept improving his invention and received a total of 57 patents for it.
Elijah McCoy
Elijah McCoy invented the lubricating cup on July 23, 1872.
Oil cup 1853
1833
1833
the lubricating oil cup was invented by Elijah McCoy on July 23,1872.
No he invented the automatic oil cup and lubricator.
So it would be easier for people
Elijah McCoy invented the automatic oil cup so you can pour oil onto moving parts of a automotive. Elijah Mccoy also invented the Automatic Engine Lubricator,Lawn Sprinkler, and Folding Iron Board.
Elijah McCoy
Elijah McCoy was an African American inventor. He worked for the Michigan Central Railroad as a fireman. He invented a lubricating cup that made trains more efficient.
Elijah McCoy hobbies are inventing things like the lubricator