AT253BAT253DAAT253BAT 253 BAT253 BAT 253BAT 253D AAT253D AAT 253DAAT 253 BAT253 BAT 253B
Authority
AT
Austria
Application number
Inventor
Helene Tschofen
Original Assignee
Helene Tschofen
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Publication date
Application filed by Helene TschofenfiledCriticalHelene Tschofen
Application grantedgrantedCritical
Publication of AT253BpublicationCriticalpatent/AT253B/de