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Filing date
Publication date
Application filed by Serge IvanofffiledCriticalSerge Ivanoff
Application grantedgrantedCritical
Publication of AT64545BpublicationCriticalpatent/AT64545B/en
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**WARNUNG** Ende DESC Feld kannt Anfang CLMS uberlappen**.
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** WARNING ** End of DESC field may overlap beginning of CLMS **.
Claims (1)
**WARNUNG** Ende CLMS Feld Kannt Anfang DESC uberlappen**.
** WARNING ** End of CLMS field may overlap beginning of DESC **.
AT64545D1912-12-311912-12-31
Procedure for making document forgery more difficult or identifiable.
AT64545B
(en)