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HRP20100321A2
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Apparatus for sanitation of maritime zone polluted by pollutants lighter than water
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HRP20041043A2
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Transformer-heater
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HRP20040715A2
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System for increased maximum capacity of collecting fares points
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HRP20030594A2
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Water heater having transformer and chrom-nickel coil
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HRP20030470A2
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Heat transformer for water heating
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HRP20020474A2
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Heat transformer for water heating
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HRP20020396A2
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Electrothermic heaters with standard nonthermic isolated conductors
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EP0708272A1
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Compact step-down planetary gearing
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HRP930943A2
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Satelite reducer
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HRP930201A2
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Differential reducer
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