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Application filed by Isidor ScheffknechtfiledCriticalIsidor Scheffknecht
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Publication of AT70193BpublicationCriticalpatent/AT70193B/de
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AT70193D1914-10-231914-10-23Einrichtung an Schiffchenstickmaschinen zur Bildung von Stichen auch während der Rückwärtsbewegung der Schiffchen.
AT70193B
(de)