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ES382501A1
(es)
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Perfeccionamientos introducidos en los aparatos de climati-zacion.
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US3398880A
(en)
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Centrifugal fan
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US2321907A
(en)
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Blower device
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US2686630A
(en)
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Blower
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US3254830A
(en)
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Apparatus for varying the air quantity in air distribution chambers
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US1905101A
(en)
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Air conditioner
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PL54674B1
(enEXAMPLES)
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US4066383A
(en)
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Surface aeration impeller
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US4108580A
(en)
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Attic fans
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US1978277A
(en)
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Multistage pump balancing means
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US2634617A
(en)
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Gyratory drive for sifters
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US3739493A
(en)
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Grain drying apparatus
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US1863043A
(en)
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Motor support for ventilating fans
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US3086696A
(en)
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Fan
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US2469936A
(en)
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Rotary pump
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US2975961A
(en)
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Blower unit
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US2932441A
(en)
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Fan
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US4066382A
(en)
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Surface aeration impeller
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US2901959A
(en)
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Air distributing system
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US2336838A
(en)
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Dynamometer
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US2614501A
(en)
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Screw and centrifugal pump
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GB741975A
(en)
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Improvements relating to fans
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US3876344A
(en)
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Counterbalance for rotary engine
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US2648790A
(en)
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Electric motor-driven unit
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US3173607A
(en)
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Air pump
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