CA1140052A
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Automatic storm protection control for wind energy system
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US4297075A
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Automatic storm protection control for wind energy system
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US4228363A
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Modular wind electric power plant
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US4228362A
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Wind electric plant with improved alternator field excitation
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US4228361A
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Wind electric plant with improved alternator field excitation
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CA1068609A
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Wind electric plant
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US4088420A
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Wind electric plant
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US4068131A
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Wind electric plant
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US4059771A
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Wind electric plant with improved alternator field excitation
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US3891347A
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Clutch-controlled, wind-operated, power producing propeller
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US3227292A
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Boat ramp
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US3001499A
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Rear mounted planing and stabilizing structure for power boats
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US2753719A
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Engine starter
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US2751575A
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Emergency signal system for motor vehicles
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US2691393A
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Power saw machine
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US2505969A
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Apparatus for fixing blade angulation of wind-driven multiblade propellers
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