Inventors
Historical
Inventions : R
A/B/C/D/E/F/G/H/I/J/K/L/M/N/O/P/Q/R/S/T/U/V/W/X/Y/Z
RADAR/Doppler
RADAR
The history of RADAR and Doppler
RADAR.
Radio
The history of the radio.
Radiovision
Charles Jenkins invented a mechanical
television system called radiovision and claimed to have transmitted the
earliest moving silhouette images on June 14, 1923.
Railroad
Related Innovations
The history of railroads and railroad
related innovations.
RAM
Intel's 1103 was the world's first
available dynamic RAM chip.
Razors
The history of shaving time line
- safety razors, mechanical razors, electric razors, razors for women and
more.
Reaper
In 1831, Cyrus McCormick invented
the first commercially successful reaper, a horse-drawn machine that harvested
wheat.
Refrigerators
The history of this famous kitchen
appliance.
Remote
Controls
The first television remote control
called "Lazy Bones" was invented in 1950 by Zenith.
Respirators
The first respirator was called
the "iron lung". It was invented by Philip Drinker and Louis Agassiz Shaw
in 1927.
Revolvers
The history of the revolver.
Roads
The history of roads and asphalt.
Robots
How science fiction has become science
fact.
Robot
Ants
James McLurkin invented microrobots
that work together as a community.
Rockets
(Missiles)
Any of a variety of weapons systems
that deliver explosive warheads to their targets by means of rocket propulsion.
Rocket
(Space Travel)
Robert Goddard invented liquid-fueled
rockets and a control mechanism for rocket apparatus.
Rodeo
Innovations
Earl Bascom invented and manufactured the rodeo's first one-hand bareback
rigging.
Rollercoasters
John Miller was the 'Thomas Edison"
of rollercoasters.
Roller
Skates
The history of roller skates began
as a way to ice skate on land.
Rolodex
Alfred Neustadter invented the Rolodex.
Root
Beer
The history of root beer.
Rubber
The strange story of rubber - also
the history of rubber stamps, rubber erasers, rubber balloons and more.
Rubik's
Cube
There is only one correct answer
and 43 quintillion wrong ones to the most popular puzzle in history.
Ruby
Laser System
Theodore Harold Maiman received
a patent for the Ruby Laser System.
Rumford
Fireplace
Count Rumford (aka Benjamin Thompson)
invented the Rumford fireplace in 1796.
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©Mary
Bellis
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