The patents and their transcriptions, four forums, the bench notes and the glossary — one
index, ranked together, so a claim in a patent and the thread arguing about it come back side
by side.
Cited prior art · Kari Appa · United States · 2001
Drawing sheet — no readable text. Page 6 Drawing sheet — no readable text. Page 7 CONTRA-ROTATING WIND TURBINE with high tip speed of large diameter rotor. Then too, Single SYSTEM rotor renewable energy devices are