Title: Padlock
Patent number: 8,314
Date granted: 8/26/1851
View this patent at the USPTO.
Inventor: George McGregor
Inventor: Robert Lee
Inventor: Thomas Clinton
Title: Padlock
Patent number: 8,314
Date granted: 8/26/1851
View this patent at the USPTO.
Inventor: George McGregor
Inventor: Robert Lee
Inventor: Thomas Clinton