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Date |
Event(s) |
| 1 | 1873 | - 1873: Joseph Glidden invents barbed wire.
|
| 2 | 1874 | - 1874: American, C. Goodyear, Jr. invents the shoe welt stitcher.
|
| 3 | 1876 | - 1876: Nicolaus August Otto invents the first practical four-stroke internal combustion engine.
- 1876: Alexander Graham Bell patents the telephone.
- 1876: Melville Bissell patents the carpet sweeper.
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