ES101648A2 - El perfeccionamiento o mejora en la fabricación de bombas centrífugas mediante una nueva disposición mecánica de impulsores especiales.
- Google Patents
El perfeccionamiento o mejora en la fabricación de bombas centrífugas mediante una nueva disposición mecánica de impulsores especiales.
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ES101648A1927-01-191927-01-19El perfeccionamiento o mejora en la fabricación de bombas centrífugas mediante una nueva disposición mecánica de impulsores especiales.
ExpiredES101648A2
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