Title: Subsoil plow
Patent number: 15,039
Date granted: 6/3/1856
View this patent at the USPTO.
Inventor: Cyrus Garret
Inventor: Thomas Cottman
Title: Subsoil plow
Patent number: 15,039
Date granted: 6/3/1856
View this patent at the USPTO.
Inventor: Cyrus Garret
Inventor: Thomas Cottman