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The steam locomotive (was или were) invented by George Stephenson 1814
The pocket calculator (was и were) by Clive Sinclair 1971
The first pneumatic tyres (was или were) invented by John Dunlop 1808
The World Wide Web (was или were) invented by Tim Bernes Lee 1989
The electric light bulbs (was или were) invenred by Thomas Edison 1879
Television (was или were) invenred by John Logie Baird 1926
The four-stroke engine (was или were) by Nikolaus Otto 1876

The steam locomotive was invented by George Stephenson 1814.The pocket calculator was by Clive Sinclair 1971.The first pneumatic tyres were invented by John Dunlop 1808.The World Wide Web was invented by Tim Bernes Lee 1989.The electric light bulbs were invenred by Thomas Edison 1879.Television was invenred by John Logie Baird 1926.The four-stroke engine was by Nikolaus Otto 1876.