ES724Y - Cristal de coloración apropiada, con montura adaptable a las gafas y lentes de uso ordinario, para preservar a la vista de la luz solar.
- Google Patents
Cristal de coloración apropiada, con montura adaptable a las gafas y lentes de uso ordinario, para preservar a la vista de la luz solar.
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SANCHEZ FERNANDEZ JUAN MIGUEL
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SANCHEZ FERNANDEZ JUAN MIGUEL
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Publication of ES724YpublicationCriticalpatent/ES724Y/es
ES0000724U1931-08-121931-08-12Cristal de coloración apropiada, con montura adaptable a las gafas y lentes de uso ordinario, para preservar a la vista de la luz solar.
ExpiredES724Y
(es)