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What did Percy L Spencer invent?
Percy L. Spencer invented the Microwave Oven
Who invented the allan key?
The Allen key, or hex key, was invented in 1910. It was invented by William G. Allen, but first commercialized by P. L. Robertson.
What cult was invented by American science-friction writer L Ron Hubbard?
Sciencology
Who discovered sigma notation?
Sigma notation was invented, not discovered.Sigma notation was invented, not discovered.Sigma notation was invented, not discovered.Sigma notation was invented, not discovered.
What were microscopes like when they were first invented?
i think it was invented in the 1200s i think it was invented in the 1200s
Who invented the guard rails attachment for beds and carriages?
alfred l cralle
How did Alfred L Cralle die?
Alfred L. Cralle died in 1920.
When was Alfred l cralle born?
Alfred L. Cralle was born on September 4, 1866 in Kenbridge, Virginia
What was the name of Alfred l Cralle's wife?
Alfred L. Cralle was married to Josephine Cozzens.
When did Alfred L Cralle invent the ice crem scoop?
Alfred L Cralle invented the ice cream scoop in Pittsburgh, Pennsylvania. He was working as a porter when he noticed how hard it was to serve ice cream. He invented the scoop, which was strong, durable, easy to operate with one hand, and inexpensive. He was granted U.S. Patent #576395, on February 2, 1897.
Alfred l. cralle Who was is parent and family?
Alfred L. Cralle was born to parents Thomas and Eliza Cralle. He came from a family that valued education and entrepreneurship, which likely influenced his own accomplishments as an inventor and businessman.
What date did Alfred L Cralle die?
Alfred L. Cralle, the inventor of the ice cream scoop, passed away on May 3, 1920.
Who invented ice cream mold?
a.l. cralle
Who invented the Horse Shoes in 1882?
Alfred cralle
Who is al cralle?
A.L. Cralle patents Ice Cream Mold February 2, 1897 Cralle, A. L. Ice-Cream Mold Feb. 02, 1897 Patent No.576,395
What did Alfred L Cralle invent?
the ice cream scooper
Who are Alfred l cralles parents?
Alfred L. Cralle's parents were William Cralle and Mary Cralle. He was born on September 4, 1866, in Richmond, Virginia. His father was a freed slave who became a successful businessman, which likely influenced Alfred's path to becoming an inventor and entrepreneur.
