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.)
Individual
Original Assignee
Individual
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by IndividualfiledCriticalIndividual
Priority to ES0317535ApriorityCriticalpatent/ES317535A2/en
Publication of ES317535A2publicationCriticalpatent/ES317535A2/en
IMPROVEMENTS INTRODUCED IN THE OBJECT OF THE MAIN PATENT NO. 311.409 by: "MACHINE TO SPREAD FERTILIZER", essentially characterized in that the rotating propeller has suppressed sectors, whereby a certain number of blades are formed which, starting from the axis, have helical shape and arrangement. (Machine-translation by Google Translate, not legally binding)
ES0317535A1965-09-171965-09-17Machine to spread fertilizer. (Machine-translation by Google Translate, not legally binding)
ExpiredES317535A2
(en)
Improvements introduced in the preparation of compositions for the treatment of grouped filaments. (Machine-translation by Google Translate, not legally binding)