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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Individual
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Individual
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Application filed by IndividualfiledCriticalIndividual
Priority to ES7935ApriorityCriticalpatent/ES7935A3/en
Publication of ES7935A3publicationCriticalpatent/ES7935A3/en
ES7935A1888-02-201888-02-20
A mechanism applied to the closing of the boxes by means of an invisible spring placed at the end of the boxes.
ExpiredES7935A3
(en)