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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Individual
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Individual
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Priority to ES2776ApriorityCriticalpatent/ES2776A1/en
Publication of ES2776A1publicationCriticalpatent/ES2776A1/en
ES2776A1882-10-191882-10-19
A quarter-reducible spring mattress, whose springs are placed and rest on a scissor that folds and unfolds.
ExpiredES2776A1
(en)