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.)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by IndividualfiledCriticalIndividual
Priority to ES0290929ApriorityCriticalpatent/ES290929A3/en
Publication of ES290929A3publicationCriticalpatent/ES290929A3/en
"Portable sewing machine", which is characterized by having means to determine the pressure regulation of the press bar-fabrics, whose means are constituted by a screw cap on the general body of the machine and intended to receive freely the cited bar, which performs an alternative movement and is driven by a spring threaded into it, and resting on the edge of the plug, whose advance or recession determines the greater or lesser tension of said spring. (Machine-translation by Google Translate, not legally binding)
ES0290929A1963-08-191963-08-19Sewing portable machine (Machine-translation by Google Translate, not legally binding)
ExpiredES290929A3
(en)