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9 years ago
Dan Nixon added a comment to proposal Commercial flapping-shutter ornithopter era will come soon
9 years ago
Dan Nixon is supporting proposal Shutter-like turbine for low head shallow river/canal/sewer hydropower system
9 years ago
Dan Nixon is supporting proposal Commercial flapping-shutter ornithopter era will come soon
9 years ago
Dan Nixon is supporting proposal High efficient shutter propeller for marine or aircraft application
9 years ago
Dan Nixon joined the Climate CoLab community