发明授权
US5195133A Apparatus and method for producing a digitized transaction record including an encrypted signature 失效
用于生成包含加密签名的数字交易记录的装置和方法

Apparatus and method for producing a digitized transaction record
including an encrypted signature
摘要:
A method and system for generating a completed payment document ready for signature in image form. The document is signed by a customer and a copy of the signature is captured in digital form. Thereafter the signature is encrypted and saved along with a digital record of the transaction.
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