Title: Cupola furnace
Patent number: 54,470
Date granted: 5/1/1866
Notes: Reissue 2,724 on Aug. 6, 1867.
View this patent at the USPTO.
Title: Cupola furnace
Patent number: 54,470
Date granted: 5/1/1866
Notes: Reissue 2,724 on Aug. 6, 1867.
View this patent at the USPTO.