1  combuston engine  1779.

2  sewing machine  1790.

3  first bed 1874.

4  first car 1886.

5  first diesel engine 1893.

i thought that these 5 invetons where help full to use because we still yous all of them in factorys, home, driveing , we yous in a car. I think these things are inportant to our history and help full for back then in the 1700’s and the 1800’s and 1900’s.