Benjamin Banneker 1731-1806(The Almanac and Designed Washington DC) yet many more others include:
1. Lawn Mower J. A. Burr May 19, 1889
2. Baby Buggy W. H. Richardson June 18, 1899
3. Lock W. A. Martin July 23, 1889
4. Bicycle Frame Issac R. Johnson Oct. 10, 1899
5. Door Stop O. Dorsey Dec. 10, 1878
6. Cellular Car Phone Henry T. Sampson July 6, 1971
7. Clothes Dryer G. T. Sampson June 6, 1892
8. Mail Box Paul B. Downing Oct. 27, 1939
9. Curtain Rod S. C. Scratton Nov. 30 1889
10. Lunch Pail James Robinson 1887
11. Mop Thomas B. Stewart June 11, 1893
12. Door Knob O. Dorsey Dec. 10, 1878
13. Dust Pan Lawrence P. Ray Aug. 3, 1897
14. Elevator Alexander Miles Oct. 11, 1867
15. Fire Extinguisher T.J. Marshall Oct. 26, 1872
16. Spark Plug Edmond Berger Feb. 2, 1830
17. Folding Bed L. C. Bailey July 18, 1889
18. Gas Heater B. F. Jackson TBD
19. Railway Signal A. B. Blackburn TBD
20. Window Cleaner A. L. Lewis 1892
21. Ice Cream Augustus Jackson TBD
22. Typewriter Burridge & Marshman Apr. 7, 1885
23. Tricycle M. A. Cherry May 8, 1888
24. Lawn Sprinkler J.W. Smith May 4, 1897
25. Thermostat Control Frederick M. Jones Feb. 23, 1960
26. Golf Tee T. Grant Dec. 12, 1899
27. Stove T. A. Carrington July 25, 1876
28. Fountain Pen W. B. Purvis Jan. 7, 1890
29. Folding Chair Brody & Surgwar June 11, 1889
30. Stethoscope Imhotep Ancient Egypt
31. Fire Escape Ladder J. W. Winters May 7, 1878
32. Eye Protector P. Johnson Nov. 2, 1880
33. Refrigerator J. Standard July 14, 1891
34. Potato Chip Huram S. Thomas TBD
35. Ironing Board Sarah Boone Dec, 30, 1887
36. Latern Michael C. Harvey Aug. 19, 1884(First Heart Surgeon)
37. Lunch Pail James Robinson 1887
38. Key Chain F. J. Loudin Jan. 9, 1894
39. Toilet T. Elkins 1897
40. Stream Table G.W. Kelley 1897
41. Ice Cream Scooper Alfred Cralle Feb 2, 1897
42. Ship Propeller George Tolivar TBD
43. Lemon Squeezer J. H. White 1896
44. Motor J. Gregory TBD
45. Airplane Propelling James S. Adams TBD
46. Sailing Apparatus James Forten 1850
47. Wrench John A. Johnson TBD
48. Helicopter Paul E. Williams TBD
49. Guitar Robert Flemming Jr. Mar. 3, 1886
50.Dr. Philip Emeagwali -Super-computers and one of the fathers of the Internet.
Consciousness!
Our Thoughts Will Manifest.
Hotep.
WDC