1784
The steamboat was invented by John Fitch in the early 1790s. See the Related Link below.
1769
I think you're referring to "John Fitch" who allegedly invented the steam boat. In actuality, Robert Fulton invented the steam boat in 1807.
In 1807, Fulton (with help) built the first commercial steamboat, the North River Steamboat (later known as the Clermont), which carried passengers between New York City and Albany, New York. He didn't invent the steamboat, his was just the first commercial steamboat.
1887
2002
1886
1925
1913
No, John Standard did not invent the refrigerator. The man who invented the refrigerator was named Oliver Evans. He invented the fridge in the year of 1805.
HE INVENTED IT IN 2OO7!
1837