DE254506C - - Google Patents

Info

Publication number
DE254506C
DE254506C DE1911254506D DE254506DA DE254506C DE 254506 C DE254506 C DE 254506C DE 1911254506 D DE1911254506 D DE 1911254506D DE 254506D A DE254506D A DE 254506DA DE 254506 C DE254506 C DE 254506C
Authority
DE
Germany
Prior art keywords
slide
strips
window
moved
toothed roller
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
DE1911254506D
Other languages
German (de)
English (en)
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 filed Critical
Application granted granted Critical
Publication of DE254506C publication Critical patent/DE254506C/de
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
    • G09C1/04—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)
  • Input From Keyboards Or The Like (AREA)
DE1911254506D 1911-10-12 1911-10-12 Expired DE254506C (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE254506T 1911-10-12

Publications (1)

Publication Number Publication Date
DE254506C true DE254506C (pt) 1912-12-07

Family

ID=512690

Family Applications (1)

Application Number Title Priority Date Filing Date
DE1911254506D Expired DE254506C (pt) 1911-10-12 1911-10-12

Country Status (1)

Country Link
DE (1) DE254506C (pt)

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