Richard Arkwright
French C. Hopffer
Gabriel Fahrenheit
Karl Elsener
George Crum
100
December 23, 1732
What is the date of Richards birth.
100
The fire extinguisher.
What is what Hopffer invented.
100
May 24, 1686 and September 16, 1736
What is the date of birth and death of Gabriel
100
October 9, 1860
What is Elsener's date of birth
100
George Speck in 1860
What is George Crum's birth date and birth name
200
Water frame
What is Richards invention.
200
England
What is where Hopffer was born
200
Made to tell the temperature
What is the purpose of a thermometer
200
December 26, 1918
What is the date of Elsener's death
200
1904
What is the year Crum died
300
1768
What is the date of the patent.
300
British Chemist
What is his Hopffer's job
300
Mercury-in-glass thermometer
What is Gabriel's invention
300
Swiss army knife
What is Elsener's invention
300
To be eaten
What is the purpose of the potato chip
400
Made to power a spinning frame (for weaving) with water.
What is the purpose of the invention.
400
Made to extinguish fires
What is the purpose of the fire extinguisher
400
1724
What is the patent year
400
1891
What is the patent date
400
The potato chip
What is Crum's accidental invention
500
August 3, 1792
What is the date Richard died.
500
October 19, 1722
What is the patent date
500
Poland
What is the country Gabriel was born in
500
Meant to be used by surgeons
What is the original purpose of the Swiss Army knife
500
1860
What is the year Crum opened his first restaurant
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