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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TRAMUNT SAMARRA EMILIO
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TRAMUNT SAMARRA EMILIO
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Application filed by TRAMUNT SAMARRA EMILIOfiledCriticalTRAMUNT SAMARRA EMILIO
Priority to ES0010895UpriorityCriticalpatent/ES10895Y/en
Publication of ES10895UpublicationCriticalpatent/ES10895U/en
Application grantedgrantedCritical
Publication of ES10895YpublicationCriticalpatent/ES10895Y/en
Projector screen for diffused incandescent lighting, characterized in that in a box or frame A appropriately, opened by its upper part B to avoid gas retention or excessive heating when electricity is not used have lateral windows C practicable, covered by glass, another opening in the lower part D also provided with glass, and a corrugated or opal glass plate in the front face and in the E frame, variable according to the use of the projector in terms of the greater or lesser intensity of light that it must be given, the wavy being preferably usable in the cases of greater intensity, due to its greater refraction in the expansional sense of diffusion. (Machine-translation by Google Translate, not legally binding)
ES0010895U1944-12-121944-12-12
Diffuse illumination protective screen for incandescence
ExpiredES10895Y
(en)
Reversible modification procedure of the luminous transmission of a glass composed of one or more various elements sensibleally parallel. (Machine-translation by Google Translate, not legally binding)