ES11302A1 -
Expansion of the communicative ink as a security principle for the inviolability of the secret of the letters, being said printing ink.
- Google Patents
Expansion of the communicative ink as a security principle for the inviolability of the secret of the letters, being said printing ink.
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Guibout Eugene
Original Assignee
Guibout Eugene
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Guibout EugenefiledCriticalGuibout Eugene
Priority to ES11302ApriorityCriticalpatent/ES11302A1/en
Publication of ES11302A1publicationCriticalpatent/ES11302A1/en
ES11302A1890-10-111890-10-11
Expansion of the communicative ink as a security principle for the inviolability of the secret of the letters, being said printing ink.
ExpiredES11302A1
(en)