Originally Posted by SmokeyTheBear

p.s.

air conditioning unit: Frederick M. Jones; July 12, 1949
almanac: Benjamin Banneker; Approx 1791
auto cut-off switch: Granville T. Woods; January 1,1839
auto fishing devise: G. Cook; May 30, 1899
automatic gear shift: Richard Spikes; February 28, 1932
baby buggy: W.H. Richardson; June 18, 1899
bicycle frame: L.R. Johnson; Octber 10, 1899
biscuit cutter: A.P. Ashbourne; November 30, 1875
blood plasma bag: Charles Drew; Approx. 1945
cellular phone: Henry T. Sampson; July 6, 1971
chamber commode: T. Elkins; January 3, 1897
clothes dryer: G. T. Sampson; June 6, 1862
curtain rod: S. R. Scratton; November 30, 1889
curtain rod support: William S. Grant; August 4, 1896
door knob: O. Dorsey; December 10, 1878
door stop: O. Dorsey; December 10, 1878
dust pan: Lawrence P. Ray; August 3, 1897
egg beater: Willie Johnson; February 5, 1884
electric lampbulb: Lewis Latimer; March 21, 1882
elevator: Alexander Miles; October 11, 1867
eye protector: P. Johnson; November 2, 1880
fire escape ladder: J. W. Winters; May 7, 1878
fire extinguisher: T. Marshall; October 26, 1872
folding bed: L. C. Bailey; July 18, 1899
folding chair: Brody & Surgwar; June 11, 1889
fountain pen: W. B. Purvis; January 7, 1890
furniture caster: O. A. Fisher; 1878
gas mask: Garrett Morgan; October 13, 1914
golf tee: T. Grant; December 12, 1899
guitar: Robert F. Flemming, Jr. March 3, 1886
hair brush: Lydia O. Newman; November 15,18--
hand stamp: Walter B. Purvis; February 27, 1883
horse shoe: J. Ricks; March 30, 1885
ice cream scooper: A. L. Cralle; February 2, 1897
improv. sugar making: Norbet Rillieux; December 10, 1846
insect-destroyer gun: A. C. Richard; February 28, 1899
ironing board: Sarah Boone; December 30, 1887
key chain: F. J. Loudin; January 9, 1894
lantern: Michael C. Harvey; August 19, 1884
lawn mower: L. A. Burr; May 19, 1889
lawn sprinkler: J. W. Smith; May 4, 1897
lemon squeezer: J. Thomas White; December 8, 1893
lock: W. A. Martin; July 23, 18--
lubricating cup: Ellijah McCoy; November 15, 1895
lunch pail: James Robinson; 1887
mail box: Paul L. Downing; October 27, 1891
mop: Thomas W. Stewart; June 11, 1893
motor: Frederick M. Jones; June 27, 1939
peanut butter: George Washington Carver; 1896
pencil sharpener: J. L. Love; November 23, 1897
record player arm: Joseph Hunger Dickenson January 8, 1819
refrigerator: J. Standard; June 14, 1891
riding saddles: W. D. Davis; October 6, 1895
rolling pin: John W. Reed; 1864
shampoo headrest: C. O. Bailiff; October 11, 1898
spark plug: Edmond Berger; February 2, 1839
stethoscope: Imhotep; Ancient Egypt
stove: T. A. Carrington; July 25, 1876
straightening comb: Madam C. J. Walker; Approx 1905
street sweeper: Charles B. Brooks; March 17, 1890
phone transmitter: Granville T. Woods; December 2, 1884
thermostat control: Frederick M. Jones; February 23, 1960
traffic light: Garrett Morgan; November 20, 1923
tricycle: M. A. Cherry; May 6, 1886
typewriter: Burridge & Marshman; April 7, 1885