United States. Patent and Trademark Office
Organization
Found in 1 Collection or Record:
U.S. Patent 1374478: Self-Operating Mine-Doors for Locomotives
Collection
Collection Number: A&M 1898
Overview
Patent issued by the U.S. Commissioner of Patents to Patrick J. Stanton of Lundale, West Virginia, for self-operating mine doors for locomotives in 1921. Patent includes Lunsdale's application and drawing of the doors.
Dates:
1921