ES7176A2 -
Perfections carried out in the automatic door closing springs and other applications of the same kind, as well as in the stop regulators serving to prevent the doors from closing with violence and in the adjustment methods of these devices
- Google Patents
Perfections carried out in the automatic door closing springs and other applications of the same kind, as well as in the stop regulators serving to prevent the doors from closing with violence and in the adjustment methods of these devices
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 ES7176ApriorityCriticalpatent/ES7176A2/en
Publication of ES7176A2publicationCriticalpatent/ES7176A2/en
ES7176A1887-07-071887-07-07
Perfections carried out in the automatic door closing springs and other applications of the same kind, as well as in the stop regulators serving to prevent the doors from closing with violence and in the adjustment methods of these devices
ExpiredES7176A2
(en)
Perfections carried out in the automatic door closing springs and other applications of the same kind, as well as in the stop regulators serving to prevent the doors from closing with violence and in the adjustment methods of these devices
Perfections carried out in the automatic door closing springs and other applications of the same kind, as well as in the stop regulators serving to prevent the doors from closing with violence and in the adjustment methods of these devices
Perfections carried out in the automatic door closing springs and other applications of the same kind, as well as in the stop regulators serving to prevent the doors from closing with violence and in the adjustment methods of these devices
Perfections carried out in the automatic door closing springs and other applications of the same kind, as well as in the stop regulators serving to prevent the doors from closing with violence and in the adjustment methods of these devices