Now you Know

Invention : oil lamp
Year : 1784
Inventor : aime argand
Country : switzerland.

Invention : oil well
Year : 1859
Inventor : edwin laurentine drake
Country : us.

Invention : pacemaker, cardiac
Year : 1952
Inventor : paul m. zoll
Country : us.

Invention : paper
Year : c. 105
Inventor : ts'ai lun
Country : china.

Invention : paper clip
Year : 1899
Inventor : johan vaaler
Country : norway.

Invention : paper towel
Year : 1931
Inventor : arthur scott
Country : us.

Invention : parachute, modern
Year : 1797
Inventor : andre-jacques garnerin
Country : france.

Invention : parking meter
Year : 1932
Inventor : carl c. magee
Country : us.

Invention : particle accelerator
Year : 1929
Inventor : sir john douglas cockcroft, ernest thomas sinton walton
Country : ireland/uk.

Invention : pasteurization
Year : 1864
Inventor : louis pasteur
Country : france.

Invention : pen, ballpoint
Year : 1938
Inventor : lazlo biro
Country : hungary.

Invention : pencil
Year : 1565
Inventor : conrad gesner
Country : switzerland.

Invention : periodic table
Year : 1871
Inventor : dmitry ivanovich mendeleyev
Country : russia.

Invention : personal watercraft, motorized
Year : 1968
Inventor : bombardier, inc.
Country : canada.

Invention : petroleum jelly
Year : 1870s
Inventor : robert chesebrough
Country : us.

Invention : phonograph
Year : 1877
Inventor : thomas alva edison
Country : us.

Invention : photocopying (xerography)
Year : 1937
Inventor : chester f. carlson
Country : us.

Invention : photography
Year : 1837
Inventor : louis-jacques-mande daguerre
Country : france.

Invention : photography, instant
Year : 1947
Inventor : edwin herbert land
Country : us.

Invention : play-doh
Year : 1956
Inventor : noah w. & joseph s. mcvicker
Country : us.

India - National Park
India - National Park : dudhewa national park
Place : lakhimpur
State : uttar pradesh. .. More >>