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Subhrajyoti Mohanta

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Lincoln's patent

In 1849, Abraham Lincoln was issued a patent for "buoying boats over shoals" (No. 6,469). He was the first American president to receive a patent. His idea utilized inflated cylinders to float grounded vessels through shallow water. Lincoln had worked as a deck-hand on a Mississippi flat-boat.

OMG, i haven't seen my friends since

OMG, i haven't seen my friends since last year.
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