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Mar 10, 1009
paper
Paper was invented by Tsai Lun of China in 1009 -
Mar 10, 1100
Compass
the magnetic compass was invented by ancient china in the 1100's -
telescope
the invention was invented by hans lippershey -
cotton gin
the cotton gin was invented by eli whitney -
steam locomotive
the steam locomotive was invented by richard trevithick in 1804 -
dynamite
Dynamite was invented by elias howe in 1846 -
safety pin
the safety pin was invented by walter hunt in 1849. -
sewing machine
the sewing machine was invented by alfred nobel in1876 -
air condition
the air conditoion was invented by dr. john gorrie in 1902 -
television
the television was invented by philo t farnsworth in the 1920's -
frozen food
frozen foods were invented by maxon food systems inc. in the 1920's -
tape recorder
the tape recorder was invented by Valdemar Poulsen in the 1940's. -
atomic bomb
the atomic bomb was invented by the united states in 1945 -
Polio Vaccine
The polio vaccine was invented by Hilary Koprowski in 1952. -
Compact disc
the compact disc was invented by james russell in 1983
