February is Black History Month
Patents of Black Inventors
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AIRPLANEDEICER
BATTERYCONTROL
BETTERLEMONSQUEEZER
BISCUITCUTTER
BREECHLOADINGCANNON
CLOTHESDRIER
ELEVATORSAFETYDOORS
FARMERSALMANAC
FOLDINGCHAIR
FOUNTAINPEN
HYDRAULICJACK
HYDRAULICSHOCK
IMPROVEDHARPOON
LAWNSPRINKLER
MAILCANCELINGMACHINE
PERMANENTWAVEMACHINE
RAILWAYSIGNAL
ROTARYENGINE
SELFLEVELINGTABLE
SELFWRINGINGMOP
SEWERTRAP
SPARKPLUG
TAPEREDGOLFTEE
VELOCIPEDE
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| N | N | N | P | M | A | K | A | D | S | B | L | E | Z | D | U | X | C | O | T |
| I | O | I | E | P | P | C | I | T | E | X | A | L | B | O | R | L | N | G | O |
| H | O | H | N | O | E | A | L | V | W | R | W | B | V | J | W | N | H | F | X |
| C | P | C | I | M | R | J | W | D | E | E | N | A | S | Y | A | Q | Y | A | L |
| A | R | A | G | G | E | C | A | T | R | G | S | T | N | C | I | Q | D | R | O |
| M | A | M | N | N | D | I | Y | L | T | F | P | G | G | L | R | D | R | M | R |
| G | H | E | E | I | G | L | S | M | R | O | R | N | N | O | P | G | A | E | T |
| N | D | V | Y | G | O | U | I | V | A | L | I | I | E | T | L | U | U | R | N |
| I | E | A | R | N | L | A | G | E | P | D | N | L | P | H | A | L | L | S | O |
| L | V | W | A | I | F | R | N | L | A | I | K | E | N | E | N | P | I | A | C |
| E | O | T | T | R | T | D | A | O | O | N | L | V | I | S | E | K | C | L | Y |
| C | R | N | O | W | E | Y | L | C | F | G | E | E | A | D | D | R | S | M | R |
| N | P | E | R | F | E | H | R | I | J | C | R | L | T | R | E | A | H | A | E |
| A | M | N | S | L | C | P | Y | P | I | H | H | F | N | I | I | P | O | N | T |
| C | I | A | E | E | R | H | T | E | W | A | B | L | U | E | C | S | C | A | T |
| L | A | M | E | S | F | Y | P | D | S | I | Z | E | O | R | E | U | K | C | A |
| I | M | R | U | U | R | E | C | E | J | R | D | S | F | O | R | V | Z | L | B |
| A | B | E | T | T | E | R | L | E | M | O | N | S | Q | U | E | E | Z | E | R |
| M | R | P | A | E | U | R | E | T | T | U | C | T | I | U | C | S | I | B | R |
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