Featured Exhibits
Sign up for the Newsletter
Advertise on ParachuteHistory.com
Disclaimer
Privacy Policy
About
You are Here:
Parachute History.com >>
Round >>
Derry Slots
Derry Slots
Frank Derry designed the 'Derry Slot' modification. Derry obtained Patent # 2,384,416 on Sept. 4, 1945 for this design.The modification was two, symmetrically placed, slots along the #4 and #25 lines. These slots made for better turning.
Derry Slots
Derry slots were used in conjunction with other types of modifications.
Derry Slots with a Blank Gore
Derry Slots with a Loper Dog house modification
You are Here:
Parachute History.com >>
Round >>
Derry Slots
Top
| [Featured Exhibits]
| [Site Map]
[Products] | [Services]
[Join Our Mailing List] | [Advertise on ParachuteHistory.com]
[ ]
[Disclaimer] | [Privacy Policy] | [About]
[Products] | [Services]
[Join Our Mailing List] | [Advertise on ParachuteHistory.com]
[ ]
[Disclaimer] | [Privacy Policy] | [About]
