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Boletín oficial de la propiedad industrial1/1/1906# 46555 pages

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Boletín oficial de la propiedad industrial1906296 pages

Índices: - Patentes de invención y Certificados de adición - Patentes de invención y Certificados de adición por materias - Nombres comerciales y recompensas industriales - Marcas de fábrica y de comercio - Marcas de fábrica y de comercio por materias - Dibujos y modelos

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Boletín oficial de la propiedad industrial16/1/1906# 46663 pages

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Boletín oficial de la propiedad industrial1/2/1906# 46756 pages

Las páginas comprendidas entre la 137 y 152 no constan en el original.

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Boletín oficial de la propiedad industrial16/2/1906# 46872 pages

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