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On this day Jan Matzeliger patented his invention. Do you know what was it? Learn more here https://t.co/jSDLSTRbz6
United States
/ English
| User | @blackmattersus |
| Date Posted | 3/20/2017 0:08 |
| Region | United States |
| Language | English |
| Post Type | Standard Tweet |
| Hashtags | -- |