The watchmakerOnésiphore Pecqueur invented the differential gear.
They weren't 'invented' - a gear ratio is simply the difference in the number of teeth on two connected gear wheels.
Gears were invented to make working easier.
everyone one shold know that while being the terminator Arnold swartzinator(aka the govinator) invent the spur gear while acting.
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The first fully automatic transmission was developed by GM and first found in Oldsmobile in 1939, It was called the Hydra-matic
old top gear was made in the 70s but modern top gear was invented in 2002
Incorrect gear ratio in first gear.Incorrect gear ratio in first gear.
hentry ford
Scuba was invented by the navy.
2002? i think
The first gear-cutting mechanism was designed by Leonardo da Vinci. However, no evidence indicates that it was ever built.