CH441225A - Heftmechanik für Ordner, Mappen, Hefter usw. für Schriftgut
- Google Patents
Heftmechanik für Ordner, Mappen, Hefter usw. für Schriftgut
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Publication number
CH441225A
CH441225ACH542066ACH542066ACH441225ACH 441225 ACH441225 ACH 441225ACH 542066 ACH542066 ACH 542066ACH 542066 ACH542066 ACH 542066ACH 441225 ACH441225 ACH 441225A
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Application filed by Essano AktiebolagfiledCriticalEssano Aktiebolag
Publication of CH441225ApublicationCriticalpatent/CH441225A/de