US Patent: 1,348,923
|
Plane
|
Patentee:
|
|
Cyrus Bailey (exact or similar names) - Chicago, IL |
Manufacturer: |
Not known to have been produced |
|
Patent Dates:
|
Granted: |
Aug. 10, 1920 |
USPTO (New site tip) Google Patents
Report data errors or omissions to steward
Jeff Joslin
|
Description: |
See patent 1,418,513 for improvements to this patent. This patent patent raises the blade when the plane is pulled back, and lowers it again when pushed forward. |
|