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US2411994A
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Hair waving cap
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Generator or motor field structure
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Curling rod for cold permanent waving of hair
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Curling rod for permanent cold waving of hair
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High-pressure vessel
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High-pressure vessel
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Thermostatic element
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Method of and apparatus for winding rotors
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Gaseous electric discharge device
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Nonstroboscopic circuit for gaseous discharge devices
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Lighting fixture
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Gaseous electric discharge device circuit
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Gaseous discharge device
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Gaseous discharge tube circuit
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Chemical heating composition
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Hair drier
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