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ES34887A1904-10-221904-10-22Un sistema de tubos para mecheros de gas, en los que se pueden colocar las pantallas sin necesidad de soporte alguno.
ExpiredES34887A1
(es)
Un aparato de nuevo sistema para el guarnecido mecánico de los tubos de calderas y el montaje de las anillas o zuncho metálicos en las placas tubulares.
Un procedimiento para la fabricación del gas de agua, valiéndose de cualquier clase de combustible aun con polvos por medio del aparato que se describe.