This preview shows pages 1–3. Sign up to view the full content.
This preview has intentionally blurred sections. Sign up to view the full version.View Full Document
Unformatted text preview: powered fans that are turned on to blow air downwards giving some lift and making the pack very light. Patent search: 5292043 6216926 4236657 Ben Bush ENDS 101 11/16/07...
View Full Document
- Spring '08