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 ES53238ApriorityCriticalpatent/ES53238A1/en
Publication of ES53238A1publicationCriticalpatent/ES53238A1/en
ES53238A1912-06-101912-06-10
Procedure for a classifier for correspondence and all kinds of documents provided by the special registrar service.
ExpiredES53238A1
(en)
A procedure for the comfortable and easy opening of all kinds of envelopes and especially those for correspondence, consisting of drilling some of its edges.