FR1008627A - Method and means for ensuring the authenticity of microfilms - Google Patents

Method and means for ensuring the authenticity of microfilms

Info

Publication number
FR1008627A
FR1008627A FR1008627DA FR1008627A FR 1008627 A FR1008627 A FR 1008627A FR 1008627D A FR1008627D A FR 1008627DA FR 1008627 A FR1008627 A FR 1008627A
Authority
FR
France
Prior art keywords
microfilms
authenticity
ensuring
Prior art date
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.)
Expired
Application number
Other languages
French (fr)
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.)
Ile D Etudes & Inv S Liber Soc
Original Assignee
Ile D Etudes & Inv S Liber Soc
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 Ile D Etudes & Inv S Liber Soc filed Critical Ile D Etudes & Inv S Liber Soc
Application granted granted Critical
Publication of FR1008627A publication Critical patent/FR1008627A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F3/00—Labels, tag tickets, or similar identification or indication means; Seals; Postage or like stamps

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
FR1008627D 1948-05-04 1948-05-04 Method and means for ensuring the authenticity of microfilms Expired FR1008627A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1008627T 1948-05-04

Publications (1)

Publication Number Publication Date
FR1008627A true FR1008627A (en) 1952-05-20

Family

ID=9567504

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1008627D Expired FR1008627A (en) 1948-05-04 1948-05-04 Method and means for ensuring the authenticity of microfilms

Country Status (1)

Country Link
FR (1) FR1008627A (en)

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