DE311999C - - Google Patents

Info

Publication number
DE311999C
DE311999C DENDAT311999D DE311999DA DE311999C DE 311999 C DE311999 C DE 311999C DE NDAT311999 D DENDAT311999 D DE NDAT311999D DE 311999D A DE311999D A DE 311999DA DE 311999 C DE311999 C DE 311999C
Authority
DE
Germany
Prior art keywords
sleeve
alphabet
letters
guides
arrangement
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.)
Active
Application number
DENDAT311999D
Other languages
German (de)
English (en)
Publication of DE311999C publication Critical patent/DE311999C/de
Active 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
    • G09C1/04—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 with sign carriers or indicators moved relative to one another to positions determined by a permutation code, or key, so as to indicate the appropriate corresponding clear or ciphered text

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Credit Cards Or The Like (AREA)
DENDAT311999D Active DE311999C (enrdf_load_html_response)

Publications (1)

Publication Number Publication Date
DE311999C true DE311999C (enrdf_load_html_response)

Family

ID=564958

Family Applications (1)

Application Number Title Priority Date Filing Date
DENDAT311999D Active DE311999C (enrdf_load_html_response)

Country Status (1)

Country Link
DE (1) DE311999C (enrdf_load_html_response)

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