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Individual
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Individual
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Priority to ES274747ApriorityCriticalpatent/ES274747A3/en
Publication of ES274747A3publicationCriticalpatent/ES274747A3/en
Improvements in the manufacture of folding umbrellas, characterized by constituting the cane or main support by two cylindrical bodies, one of which has a regatta along its entire length in which a straight fixed stop of the other body is introduced, guiding the rectilinear trajectory of the first, which is also carrying a trigger actuated by a spring, which is inserted in the open umbrella position, inside a recess of the first element, fixing one relative to the other in the open position of the umbrella. (Machine-translation by Google Translate, not legally binding)
ES274747A1962-02-101962-02-10Some improvements in the manufacture of umbrella folding (Machine-translation by Google Translate, not legally binding)
ExpiredES274747A3
(en)