摘要 |
The document, particularly of the check type, with forgery-prevention means, includes a sheet-like element (1) which has at least one portion (2-7) for writing indications. In the at least one indication-writing portion, regions made of magnetic material (10) spaced by magnetically blank portions (11) are provided so as to define a code which can be detected by a magnetic reading head. The regions made of magnetic material are impressed with a magnetic material which can be erased by chemical and/or mechanical action. <IMAGE>
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