Two propellers driven in opposite directions from concentric shafts on the same axis. Refers to patent 1897-3608 (LAN/6/34).
Patent for improvements in driving mechanism for aeronautical or marine propellers
Archive Unit
- For more information, email the repository
- Advice on accessing these materials
- Cite this description
- Bookmark:http://archiveshub.jisc.ac.uk/data/gb434-lan/lan/6/91
- This material is held at
- ReferenceGB 434 LAN/6/91
- Dates of Creation23 April 1907