CH412631A -
Device for the edging of ballpoint pen tips
- Google Patents
Device for the edging of ballpoint pen tips
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Publication number
CH412631A
CH412631ACH755665ACH755665ACH412631ACH 412631 ACH412631 ACH 412631ACH 755665 ACH755665 ACH 755665ACH 755665 ACH755665 ACH 755665ACH 412631 ACH412631 ACH 412631A
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Publication date
Application filed by Real Patentauswertungs AnstaltfiledCriticalReal Patentauswertungs Anstalt
Priority to CH755665ApriorityCriticalpatent/CH412631A/en
Publication of CH412631ApublicationCriticalpatent/CH412631A/en