发明名称 Method, Computer Program Product and Apparatus for Authenticating Electronic Documents
摘要 An apparatus for enabling secure control over electronic seals and signatures may include a processing element. The processing element may be configured to select a design drawing file for generation of a corresponding design drawing document, apply a digitized signature and seal and a uniform resource locator (URL) to the design drawing file to generate the design drawing document including the digitized signature and seal and the URL, and store the generated design drawing document at an access-restricted location accessible via the URL, the location being associated with a signer of the digitized signature.
申请公布号 US2009183007(A1) 申请公布日期 2009.07.16
申请号 US20080972681 申请日期 2008.01.11
申请人 ILLINOIS TOOLS WORKS INC. 发明人 LIM EDMOND;YANG SHERRY SHUHUA
分类号 H04L9/06 主分类号 H04L9/06
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