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Individual
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Priority to ES280976ApriorityCriticalpatent/ES280976A2/en
Publication of ES280976A2publicationCriticalpatent/ES280976A2/en
Improvements in the object of the main patent no. 228,796, for improvements in the manufacture of light frames for doors, these being indistinctly glass doors or normal, characterized essentially by the fact that comprising boards on both sides, their edges are protected with pieces of wood assembled by means of a dovetail, this protection constituting a total or partial framed to the contour of the door with visible assembly by head. (Machine-translation by Google Translate, not legally binding)
ES280976A1962-09-211962-09-21Improvements in the manufacture of light frames for doors (Machine-translation by Google Translate, not legally binding)
ExpiredES280976A2
(en)
System of printing and projection of cinematographic films with total elimination of centelleo (Machine-translation by Google Translate, not legally binding)