GB1239528A - - Google Patents

Info

Publication number
GB1239528A
GB1239528A GB1239528DA GB1239528A GB 1239528 A GB1239528 A GB 1239528A GB 1239528D A GB1239528D A GB 1239528DA GB 1239528 A GB1239528 A GB 1239528A
Authority
GB
United Kingdom
Prior art keywords
key
pulse
character
machine
switch
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
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
Publication of GB1239528A publication Critical patent/GB1239528A/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
    • G06K5/00—Methods or arrangements for verifying the correctness of markings on a record carrier; Column detection devices

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Character Spaces And Line Spaces In Printers (AREA)
GB1239528D 1969-07-29 1969-07-29 Expired GB1239528A (https=)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB3808969 1969-07-29

Publications (1)

Publication Number Publication Date
GB1239528A true GB1239528A (https=) 1971-07-14

Family

ID=10401098

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1239528D Expired GB1239528A (https=) 1969-07-29 1969-07-29

Country Status (1)

Country Link
GB (1) GB1239528A (https=)

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Legal Events

Date Code Title Description
PS Patent sealed
PLNP Patent lapsed through nonpayment of renewal fees