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Inventions

Inventions
When was Milk Tray first introduced?

1942
1915
1934
1923

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Inventions
Who invented Bifocal Lens?

Benjamin Franklin
Thomas Alva Edison
Alfred B. Nobel
Rudolf Diesel

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Inventions
Who invented the BALLPOINT PEN?

Biro Brothers
Bicc Brothers
Write Brothers
Waterman Brothers

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Inventions
When was the first elevator built?

1739
1760
1743
1785

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Inventions
The initials JCB on earth-moving equipment are those of the founder of the company that makes it. What is his name?

Joseph Cyril Bamford
John Christopher Ballantyne
Jack Croxford Baker
John Christopher Baxter

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Inventions
Which insurance salesman invented the fountain pen in 1884?

Charles Kettering
George Fountain
Lewis Edson Waterman
Sir William Grove

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