Patent for a dirigible airship for aerial navigation, "to provide the balloon or gas bag with aeroplanes which serve to steady the balloon during the flight of the ship, and to increase the lifting power of the balloon when the ship is under motion, the arrangement being such as to enable said aeroplanes to be converted into a parachute, should the balloon or gas bag become deflated" (lines 20-28).
Patent for "improvements in disk plows and similar implements, and especially to means employed for raising and lowering the frames of said plows in order to regulate the depth of the furrow" (lines 9-13).
This dialog allows you to filter your current search.
Each of the Counties listed note their name and the number of records that will be limited down to if you choose that option.
This dialog allows you to filter your current search.
Each of the Decades listed note their name and the number of records that will be limited down to if you choose that option.
This dialog allows you to filter your current search.
Each of the Years listed note their name and the number of records that will be limited down to if you choose that option.
This dialog allows you to filter your current search.
Each of the Months listed note their name and the number of records that will be limited down to if you choose that option.
This dialog allows you to filter your current search.
Each of the Days listed note their name and the number of records that will be limited down to if you choose that option.