Title: Carriage jack
Patent number: 7,135
Date granted: 3/5/1850
View this patent at the USPTO.
Inventor: Thomas Clinton
Inventor: George Knight
Inventor: Edward Knight
Title: Carriage jack
Patent number: 7,135
Date granted: 3/5/1850
View this patent at the USPTO.
Inventor: Thomas Clinton
Inventor: George Knight
Inventor: Edward Knight