Title: Coffin
Patent number: 69,420
Date granted: 10/1/1867
View this patent at the USPTO.
Inventor: Thomas Estep
Inventor: William Hefferman
Title: Coffin
Patent number: 69,420
Date granted: 10/1/1867
View this patent at the USPTO.
Inventor: Thomas Estep
Inventor: William Hefferman