FR380052A - Device for encrypted correspondence - Google Patents

Device for encrypted correspondence

Info

Publication number
FR380052A
FR380052A FR380052DA FR380052A FR 380052 A FR380052 A FR 380052A FR 380052D A FR380052D A FR 380052DA FR 380052 A FR380052 A FR 380052A
Authority
FR
France
Prior art keywords
encrypted correspondence
encrypted
correspondence
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)
Inventor
Carl Haas
Heinrich Studt
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Application granted granted Critical
Publication of FR380052A publication Critical patent/FR380052A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09C—CIPHERING OR DECIPHERING APPARATUS FOR CRYPTOGRAPHIC OR OTHER PURPOSES INVOLVING THE NEED FOR SECRECY
    • G09C1/00—Apparatus or methods whereby a given sequence of signs, e.g. an intelligible text, is transformed into an unintelligible sequence of signs by transposing the signs or groups of signs or by replacing them by others according to a predetermined system
    • G09C1/02—Apparatus or methods whereby a given sequence of signs, e.g. an intelligible text, is transformed into an unintelligible sequence of signs by transposing the signs or groups of signs or by replacing them by others according to a predetermined system by using a ciphering code in chart form

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
FR380052D 1907-07-18 1907-07-18 Device for encrypted correspondence Expired FR380052A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR380052T 1907-07-18

Publications (1)

Publication Number Publication Date
FR380052A true FR380052A (en) 1907-11-28

Family

ID=1426296

Family Applications (1)

Application Number Title Priority Date Filing Date
FR380052D Expired FR380052A (en) 1907-07-18 1907-07-18 Device for encrypted correspondence

Country Status (1)

Country Link
FR (1) FR380052A (en)

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