Galileo Galilei Manuel Garcia Henri Giffard Robert Goddard John Greenwood Thomas Gryll
Post on 23-Mar-2016
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GG Galileo GalileiGalileo Galilei Manuel GarciaManuel Garcia Henri GiffardHenri Giffard Robert GoddardRobert Goddard John GreenwoodJohn Greenwood Thomas GryllThomas Gryll
ThermometerThermometer
AirshipAirshipEndoscopeEndoscope
RocketsRockets
FaucetFaucetDentist’s DrillDentist’s Drill
HH Herbert HaddanHerbert Haddan R. N. HargerR. N. Harger John HaringtonJohn Harington Peter HenleinPeter Henlein Joseph HenryJoseph Henry Hero of AlexandriaHero of Alexandria H. M. HobsonH. M. Hobson Marcian HoffMarcian Hoff Hoffmann-La RocheHoffmann-La Roche Edwin HolmesEdwin Holmes Christiaan HuygensChristiaan Huygens
StaplerStapler Breath TesterBreath Tester
Toilet TankToilet Tank Clockwork MotorClockwork Motor
Car JackCar JackElectricElectricBellBell
ElectricElectricMotprMotpr
Window WinderWindow Winder MicroprocessorMicroprocessor
Liquid Crystal DisplayLiquid Crystal Display Burglar AlarmBurglar Alarm
Mechanical ClockMechanical Clock
IJKIJK IBMIBM W. Jaeger & E. MeiliW. Jaeger & E. Meili Zacharias JanssenZacharias Janssen Whitcomb JudsonWhitcomb Judson Jack KilbyJack Kilby Sergei KorolyevSergei Korolyev
Dot-Matrix PrinterDot-Matrix Printer Smoke DetectorSmoke Detector
MicroscopeMicroscope ZipperZipper
SatellitesSatellitesSilicon ChipSilicon Chip
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