The Pamphlet Collection of Sir Robert Stout: Volume 66
Class LIX.—Machines, Instruments, and Processes used in Various Works
Class LIX.—Machines, Instruments, and Processes used in Various Works.
Jenkins, Thomas Clarke, Wellington.
- Check billiard-marker.
Parker, John Henry, New Plymouth.
- Automatic fire-plug.
- Automatic safe-protector.
- Automatic fire-alarm.