ES145683A1 - Perfeccionamientos en los recalentadores del agua de alimentación de las calderas de vapor, con miras a su aplicación particular a las locomotoras.
- Google Patents
Perfeccionamientos en los recalentadores del agua de alimentación de las calderas de vapor, con miras a su aplicación particular a las locomotoras.
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ES145683A1938-05-301938-05-30Perfeccionamientos en los recalentadores del agua de alimentación de las calderas de vapor, con miras a su aplicación particular a las locomotoras.
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