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GB246307A - Improvements in ciphering or coding machines - Google Patents

Improvements in ciphering or coding machines

Info

Publication number
GB246307A
GB246307A GB211625A GB211625A GB246307A GB 246307 A GB246307 A GB 246307A GB 211625 A GB211625 A GB 211625A GB 211625 A GB211625 A GB 211625A GB 246307 A GB246307 A GB 246307A
Authority
GB
United Kingdom
Prior art keywords
ciphering
coding machines
coding
machines
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
GB211625A
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
Priority to GB211625A priority Critical patent/GB246307A/en
Publication of GB246307A publication Critical patent/GB246307A/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
    • G09C1/06—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 wherein elements corresponding to the signs making up the clear text are operatively connected with elements corresponding to the signs making up the ciphered text, the connections, during operation of the apparatus, being automatically and continuously permuted by a coding or key member
    • G09C1/08—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 wherein elements corresponding to the signs making up the clear text are operatively connected with elements corresponding to the signs making up the ciphered text, the connections, during operation of the apparatus, being automatically and continuously permuted by a coding or key member the connections being mechanical

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
GB211625A 1925-01-23 1925-01-23 Improvements in ciphering or coding machines Expired GB246307A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB211625A GB246307A (en) 1925-01-23 1925-01-23 Improvements in ciphering or coding machines

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB211625A GB246307A (en) 1925-01-23 1925-01-23 Improvements in ciphering or coding machines

Publications (1)

Publication Number Publication Date
GB246307A true GB246307A (en) 1926-01-28

Family

ID=9733877

Family Applications (1)

Application Number Title Priority Date Filing Date
GB211625A Expired GB246307A (en) 1925-01-23 1925-01-23 Improvements in ciphering or coding machines

Country Status (1)

Country Link
GB (1) GB246307A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2196169A (en) * 1986-10-13 1988-04-20 Nicholas John Marshall Pelling An encoding/decoding device
CN101078315B (en) * 2007-01-29 2011-02-16 谭智远 Cipher swiveling limitation mechanism for mechanical cipher lock

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2196169A (en) * 1986-10-13 1988-04-20 Nicholas John Marshall Pelling An encoding/decoding device
CN101078315B (en) * 2007-01-29 2011-02-16 谭智远 Cipher swiveling limitation mechanism for mechanical cipher lock

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