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Helbronner Andre Samson Seby
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Helbronner Andre Samson Seby
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Priority to ES39152ApriorityCriticalpatent/ES39152A1/en
Publication of ES39152A1publicationCriticalpatent/ES39152A1/en
ES39152A1906-09-251906-09-25
A new procedure for the transformation of ossein and the industrial products that result from said transformation.
ExpiredES39152A1
(en)
A procedure with its corresponding apparatus for the recovery of benzine and other volatile products that are released during certain industrial operations.
A perfected method of assembling slippers, espadrilles, slippers and other similar articles with the new industrial products that result from this method.
A device called Equipo Velázquez designed to preserve workers in the metallurgical and chemical industries from burns that could suffer to their limbs.