GB1045938A - Magnetic recording - Google Patents

Magnetic recording

Info

Publication number
GB1045938A
GB1045938A GB941364A GB941364A GB1045938A GB 1045938 A GB1045938 A GB 1045938A GB 941364 A GB941364 A GB 941364A GB 941364 A GB941364 A GB 941364A GB 1045938 A GB1045938 A GB 1045938A
Authority
GB
United Kingdom
Prior art keywords
timing marks
magnetic recording
record
headings
punched
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
GB941364A
Other languages
English (en)
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.)
Monroe Calculating Machine Co
Original Assignee
Monroe Calculating Machine Co
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 Monroe Calculating Machine Co filed Critical Monroe Calculating Machine Co
Publication of GB1045938A publication Critical patent/GB1045938A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K19/00—Record carriers for use with machines and with at least a part designed to carry digital markings
    • G06K19/06—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code
    • G06K19/08—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code using markings of different kinds or more than one marking of the same kind in the same record carrier, e.g. one marking being sensed by optical and the other by magnetic means

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
  • Credit Cards Or The Like (AREA)
GB941364A 1963-05-29 1964-03-05 Magnetic recording Expired GB1045938A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US28420463A 1963-05-29 1963-05-29

Publications (1)

Publication Number Publication Date
GB1045938A true GB1045938A (en) 1966-10-19

Family

ID=23089278

Family Applications (1)

Application Number Title Priority Date Filing Date
GB941364A Expired GB1045938A (en) 1963-05-29 1964-03-05 Magnetic recording

Country Status (4)

Country Link
BE (1) BE644441A (enrdf_load_stackoverflow)
CH (1) CH426939A (enrdf_load_stackoverflow)
GB (1) GB1045938A (enrdf_load_stackoverflow)
NL (1) NL6402068A (enrdf_load_stackoverflow)

Also Published As

Publication number Publication date
NL6402068A (enrdf_load_stackoverflow) 1964-11-30
BE644441A (enrdf_load_stackoverflow) 1964-08-27
CH426939A (de) 1966-12-31

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