Title: Manufacture of iron and steel
Patent number: 95,568
Date granted: 10/5/1869
View this patent at the USPTO.
Inventor: Norman Cutter
Inventor: Elliot Savage
Title: Manufacture of iron and steel
Patent number: 95,568
Date granted: 10/5/1869
View this patent at the USPTO.
Inventor: Norman Cutter
Inventor: Elliot Savage