ES9366U - Washers for the protection of documents retained in marginal drilling files. (Machine-translation by Google Translate, not legally binding)
- Google Patents
Washers for the protection of documents retained in marginal drilling files. (Machine-translation by Google Translate, not legally binding)
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Priority to ES0009366UpriorityCriticalpatent/ES9366Y/en
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Publication of ES9366YpublicationCriticalpatent/ES9366Y/en
Some washers for the protection of documents retained in marginal perforation filing cabinets, characterized in that they consist of an annular reinforcement to be placed and glued around each marginal orifice of the document, and formed by cloth paper gummed on one of its faces for facilitate your union to the document. (Machine-translation by Google Translate, not legally binding)
ES0009366U1943-08-271943-08-27
Washers for the protection of documents held in filing cabinets with marginal perforation.
ExpiredES9366Y
(en)