Published Resources Details Letters Patent

Author
Bockstahler, L. A.
Title
Automatically-controlled floating mine
Imprint
United States Patent Office, 6310
Description

Specification forming part of Letters Patent No. 1,221,964. Application filed January 2 1915.

Accession No.1479

Abstract

"The objects of this invention are to provide a self propelled, and automatically controlled floating mine or torpedo…"