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.)
RIVERO TORRES FRANCISCO
Original Assignee
RIVERO TORRES FRANCISCO
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Filing date
Publication date
Application filed by RIVERO TORRES FRANCISCOfiledCriticalRIVERO TORRES FRANCISCO
Priority to ES0302446ApriorityCriticalpatent/ES302446A2/en
Publication of ES302446A2publicationCriticalpatent/ES302446A2/en
Improvements introduced in the main patent No. 284,569 by: Improvements introduced in disc harrows, characterized by constituting two sets of integral discs mounted to a metal frame at an angle to each other. (Machine-translation by Google Translate, not legally binding)
ES0302446A1964-07-271964-07-27Improvements introduced in the grades of discs. (Machine-translation by Google Translate, not legally binding)
ExpiredES302446A2
(en)