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Individual
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Individual
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Priority to ES13093ApriorityCriticalpatent/ES13093A1/en
Publication of ES13093A1publicationCriticalpatent/ES13093A1/en
ES13093A1892-02-131892-02-13
A grooved piano hand-guide bar with sliders and swivel bracelets. That modifies the apparatus invented by Kalkbremer.
ExpiredES13093A1
(en)
A procedure by means of devices called graphics to reproduce on fabrics without the aid of frames or cardboard at any scale, paintings, and drawings of all kinds, artistic, industrial and others.