Now you Know
13222. Invention
Invention : safety pin
Year : 1849
Inventor : walter hunt
Country : us.
13223. Invention
Invention : satellite, successful artificial earth
Year : 1957
Inventor : sergey korolyov, et al.
Country : ussr.
13224. Invention
Invention : satellite, communications
Year : 1960
Inventor : john robinson pierce
Country : us.
13225. Invention
Invention : saxophone
Year : 1846
Inventor : antoine-joseph sax
Country : belgium.
13226. Invention
Invention : scotch tape
Year : 1930
Inventor : richard drew (3m)
Country : us.
13227. Invention
Invention : scuba gear
Year : 1943
Inventor : jacques cousteau, emile gagnan
Country : france.
13228. Invention
Invention : seat belt, automotive shoulder
Year : 1959
Inventor : nils bohlin (volvo)
Country : sweden.
13229. Invention
Invention : sewing machine
Year : 1841
Inventor : barthelemy thimonnier
Country : france.
13231. Invention
Invention : silicone
Year : 1904
Inventor : frederic stanley kipping
Country : uk.
13232. Invention
Invention : skateboard
Year : 1958
Inventor : bill & mark richards
Country : us.
13233. Invention
Invention : skates, ice
Year : 1000 bc
Inventor : -
Country : scandinavia.
13234. Invention
Invention : skates, roller
Year : 1760s
Inventor : joseph merlin
Country : belgium.
13235. Invention
Invention : ski, snow
Year : c. 2000-3000 bc
Inventor : -
Country : sweden, finland, norway.
13236. Invention
Invention : skyscraper, steel-frame
Year : 1884
Inventor : william le baron jenney
Country : us.
13237. Invention
Invention : slot machine
Year : 1890s
Inventor : charles fey
Country : us.
13238. Invention
Invention : snowmobile
Year : 1922
Inventor : joseph-armand bombardier
Country : canada.
13239. Invention
Invention : soap
Year : 600 bc
Inventor : phoenicians
Country : lebanon.
13240. Invention
Invention : soft drinks, carbonated
Year : 1772
Inventor : joseph priestley
Country : uk.
13241. Invention
Invention : sonar
Year : 1915
Inventor : paul langevin
Country : france.
My Account / Test History
Fact
Most collect calls are made on father's day.
.. More >>
Home
My Account
English Test
Verbal Reasoning
GK Quiz
Grammar Test