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FR2688873A1
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Improvements on devices for using spongious bodies for humidification of hot air.
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FR2656919A2
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Device for using spongious bodies for humidification of hot air.
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FR2648900A2
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Devices for using spongious bodies for humidification of hot air
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FR2646702A1
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Devices for using spongious bodies for humidification of hot air
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FR2543873A1
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Improvements on suction devices for circular saws
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FR2506209A2
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Aspirator for circular saw - has pulsed dust carrying air rebounding from adjustable plate in flow channel
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FR2285334A1
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Vertical panel lifting mechanism - has sliding frame with arms fitting under ends of panel supporting bars
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