Thanks all. 
Here's the whole sword. I've realised that 'zutnomen' is German for 'to be attributed' so the 'zuntomen' is a stamping typo or older spelling. 
 
Interestingly, Wilhelm Tesche the elder was active 1590 to 1625 and the younger from 1640 to 1676.
		 
		
		
		
			
		
		
		
		
		
		
		
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