Showing posts with label submarine. Show all posts
Showing posts with label submarine. Show all posts

Friday, February 25, 2011

Invention Fact of the Day: Today in 1902 John Holland was granted a patent for a submarine. http://ow.ly/43bRy
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Friday, January 21, 2011

Today in 1954 The first atomic submarine was launched. The USS Nautilus was christened by First Lady Mamie Eisenhower.
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