Published Resources Details Letters Patent

Johnson, L. F., Slacke, W. J. and Lacy, H.
Marine torpedo
United States Patent Office, 5 May 1896

Specification forming part of Letters Patent No. 559,711. Application filed February 21 1895.

Accession No.1364


"It is the object of this invention to provide a torpedo which shall with certainty be attracted to and held against an iron or steel vessel, and shall also be capable of retaining its contact with the vessel until such time as the operator desires the explosion. To this end the torpedo is provided with an electromagnet which will attract it to and cause it to be held against the iron or steel vessel as before stated."