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.)
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British Tabulating Machine Co Ltd
Original Assignee
British Tabulating Machine Co Ltd
Filing date
Publication date
Application filed by British Tabulating Machine Co LtdfiledCriticalBritish Tabulating Machine Co Ltd
Application grantedgrantedCritical
Publication of AU734555ApublicationCriticalpatent/AU734555A/en
Publication of AU209570B2publicationCriticalpatent/AU209570B2/en