Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Goodswin William F
Original Assignee
Goodswin William F
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Filing date
Publication date
Application filed by Goodswin William FfiledCriticalGoodswin William F
Priority to ES529ApriorityCriticalpatent/ES529A1/es
Publication of ES529A1publicationCriticalpatent/ES529A1/es
Perfeccionamientos introducidos en los aparatos destinados a la realización completa de la explotación de vías férreas por secciones, conocido con el nombre de "Block-sistema".