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A.S. Harry (patent holder) 
Retouching Device 
1893, 7 February (patent) 
  
Patent illustration 
Google Books 
US Patent 
  
 
LL/73646 
  
I'm indebted to József Ormos and Bálint Flesch for bringing this to my attention (7 March 2017). 
 

 
  
 
  
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