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Individual
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Individual
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Priority to ES0063423UpriorityCriticalpatent/ES63423U/es
Publication of ES63423UpublicationCriticalpatent/ES63423U/es
Electrostatic Charge, Transfer And Separation In Electrography
(AREA)
Holders For Sensitive Materials And Originals
(AREA)
Abstract
Impreso telegráfico con copia, caracterizado por que nos proporciona copia exacta del original oficial, al ir este provisto en el reverso del original de una impregnación de materia copiativa.
ES0063423U1957-12-231957-12-23Impreso telegráfico con copia
PendingES63423U
(es)