Keystone Saw Works - H. Disston & Sons, Inc. - Phila., PA


 
 

Patents Received and/or Used by the Company

 

Patent 67,734 - 09/13/1867: Improvement in Hardening and Straightening Steel Blades by Henry Disston

 
 


 
 

Saw Vises


Disston Backsaws



   

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