security stamp
... 印章积分 Point seal 防伪印章 security stamp 卓达印章 Trodat ...
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印章防伪 Stamp anti-counterfeiting
·2,447,543篇论文数据，部分数据来源于NoteExpress
本发明还公开了一种防伪印章的制造方法。
The invention also discloses method for manufacturing stamper of guiding against false.
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防伪网纹、防伪码、指纹印章、在印章边上写数字；
Anti-counterfeiting anilox, anti-counterfeiting code, fingerprints on the stamp seals, and write Numbers;
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