LL Frederick LanchesterFrederick Lanchester Paul LangevinPaul Langevin Arthur LargeArthur Large George LenkenspergerGeorge Lenkensperger Gustave LiebauGustave Liebau Karl Von LindeKarl Von Linde Hans LippersheyHans Lippershey
BrakesBrakes SonarSonar
Car SteeringCar SteeringElectric kettleElectric kettle
RfrigeratorRfrigeratorCar Seat BeltCar Seat Belt
TelescopeTelescope
MM Theodore MaimanTheodore Maiman Geroge ManbyGeroge Manby Gugliemo MarconiGugliemo Marconi Warren MarrisonWarren Marrison Wilhelm MaybachWilhelm Maybach MesopotamiansMesopotamians Montgolfier BrothersMontgolfier Brothers
LaserLaser Fire ExtinguisherFire Extinguisher
RadioRadioReceiverReceiver
Radio Radio TransmitterTransmitter
Quartz ClockQuartz Clock CarburetorCarburetor
Wind InstrumentsWind InstrumentsPlowPlow BrassBrassInstrumentsInstruments
BalloonsBalloons
NONO Yoshiro NakamatsYoshiro Nakamats NASANASA Igor OstryakovIgor Ostryakov Elisha OtisElisha Otis Nicholis OttoNicholis Otto
Disk DriveDisk Drive
Astronaut Maneuvering SuitAstronaut Maneuvering Suit IonizerIonizer
ElevatorElevator
Four Stroke EngineFour Stroke Engine