@OvwomaB 6.Correction fluid (Liquid Paper) β Bette Nesmith Graham (1956)
7. Frequency-hopping spread spectrum (basis for Wi-Fi) β Hedy Lamarr (1942)
8. COBOL programming language β Grace Hopper (1959)
9. Home security system β Marie Van Brittan Brown (1966)
@OvwomaB 1. Windshield wiper β Mary Anderson (1903)
2. Kevlar β Stephanie Kwolek (1965)
3. Dishwasher β Josephine Cochrane (1886)
4. Flat-bottomed paper bag β Margaret Knight (1871)
5. Life raft β Maria Beasley (1882)