Published Resources Details Letters Patent
- Marine torpedo
- United States Patent Office, 1 March 1887
Specification forming part of Letters Patent No. 358,471. Application filed March 27 1886.
"My invention consists of an organization in which a motor-shaft unprovided with propelling devices is held against rotation in the direction in which the motor tends to rotate it, thus producing a reaction which causes the rotation of the motor itself, which in turn drives or rotates the torpedo-shell, having a suitable screw or propeller blade upon its outside…"