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					Originally Posted by Chris Evans
					
				 
				This is not to say that simple, non-locking friction type folders were not around before the 1700s, as they were for centuries, but rather that these would not have served as weapons of any significance. Without a lock, a folding knife is not a weapon, as evidenced by current UK legislation. 
 
Cheers 
Chris 
			
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 Chris, to what period would you date the earliest locking folding knives? Any extant examples of the really early stuff?