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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SIEGWART
Original Assignee
SIEGWART
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Filing date
Publication date
Application filed by SIEGWARTfiledCriticalSIEGWART
Priority to ES341593ApriorityCriticalpatent/ES341593A3/es
Publication of ES341593A3publicationCriticalpatent/ES341593A3/es
Shaping Of Tube Ends By Bending Or Straightening
(AREA)
ES341593A1967-06-091967-06-09Procedimiento para la fabricion de tubos obtenidos mediantechapas plegadas enrolladas helicoidalmente.
ExpiredES341593A3
(es)