The quest for improved radar was second only to the Manhattan Project in military research priority during WW II.


In 1967 the first relatively affordable microwave oven went for sale at $495.

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Percy LeBaron Spencer was a self-taught engineer who had never finished grammar school, according to the Southwest Museum of Engineering, Communication and Computation.

in a package, invented by these two gentlemen Lawrence Brandberg and David . Percy Lebaron Spencer (19 July 1894 – 8 September 1969) was an American physicist and inventor.

He realized that the microwaves he was working with had caused it to melt. One day at work, he had a candy bar in his pocket, and found that it had melted. He was born in Howland, Maine in 1894 to a mother who abandoned him and a father who died when he was only eighteen months old. click picture for larger view!

This left him an orphan until his aunt and uncle adopted him. By 1975 more sold than gas ranges. In 1946, the engineer Dr. Percy LeBaron Spencer, who worked for the Raytheon Corporation, was working on magnetrons. He became known as the inventor of the microwave oven.

Patented Jan. 24, 1950 2,495,429 .

According to Microwaves in the cold war: the Moscow embass... [Environ Health.
Percy LeBaron Spencer was a self-taught engineer who had never finished grammar school, according to the Southwest Museum of Engineering, Communication and Computation. Percy L. Spencer, West Newton, Mass., assignor to Raytheon Manufacturing Company, Newton, Mass., a corporation of … For Percy Spencer, ... Microwave popcorn was tried in Spencer’s lab in 1946. One day at work, he had a candy bar in his pocket, and found that it had melted.

Over his lifetime, he earned 300 patents. Today, Percy Spencer's invention and research into microwave technology is still being used as a jumping off point for further research in radar and magnetron technologies. However, it was the popcorn . He realized that the microwaves he was working with had caused it to melt. METHOD OF TREATING FOODSTUFFS. Percy Spencer died Sept. 8, 1970. UNITED STATES PATENT OFFICE. 2,495,429. Percy Spencer received $2 for his patent for a microwave oven – the gratuity Raytheon awarded all employees for patents obtained by the company. Original Microwave Oven Patent by Doctor Percy L. Spencer Complete.

click picture for larger view!

In 1946, the engineer Dr. Percy LeBaron Spencer, who worked for the Raytheon Corporation, was working on magnetrons.

The melting of the chocolate bar was during WW II, he died in 1970, so no relation between these two events. Before Percy Spencer was the inventor of the microwave, he was an orphan, a farmer, and a grammar school dropout.


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