GB516747A - Improvements in or relating to the renovation of tabulating machine or like record cards - Google Patents

Improvements in or relating to the renovation of tabulating machine or like record cards

Info

Publication number
GB516747A
GB516747A GB20169/38A GB2016938A GB516747A GB 516747 A GB516747 A GB 516747A GB 20169/38 A GB20169/38 A GB 20169/38A GB 2016938 A GB2016938 A GB 2016938A GB 516747 A GB516747 A GB 516747A
Authority
GB
United Kingdom
Prior art keywords
card
filler
fibrous
perforations
squeezing
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
GB20169/38A
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.)
British Tabulating Machine Co Ltd
Original Assignee
British Tabulating Machine Co Ltd
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 British Tabulating Machine Co Ltd filed Critical British Tabulating Machine Co Ltd
Publication of GB516747A publication Critical patent/GB516747A/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
    • G06K21/00—Information retrieval from punched cards designed for manual use or handling by machine; Apparatus for handling such cards, e.g. marking or correcting
    • G06K21/08—Apparatus or tools for correcting punching or slotting errors and regeneration of record carriers

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Paper (AREA)
  • Laminated Bodies (AREA)
GB20169/38A 1937-07-08 1938-07-07 Improvements in or relating to the renovation of tabulating machine or like record cards Expired GB516747A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE206855X 1937-07-08

Publications (1)

Publication Number Publication Date
GB516747A true GB516747A (en) 1940-01-10

Family

ID=5793385

Family Applications (1)

Application Number Title Priority Date Filing Date
GB20169/38A Expired GB516747A (en) 1937-07-08 1938-07-07 Improvements in or relating to the renovation of tabulating machine or like record cards

Country Status (6)

Country Link
US (1) US2285362A (enrdf_load_stackoverflow)
BE (1) BE428988A (enrdf_load_stackoverflow)
CH (1) CH206855A (enrdf_load_stackoverflow)
FR (1) FR840122A (enrdf_load_stackoverflow)
GB (1) GB516747A (enrdf_load_stackoverflow)
NL (1) NL51595C (enrdf_load_stackoverflow)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3265515A (en) * 1962-03-19 1966-08-09 Paul C Wilhelmsen Method for restoring punched cards

Also Published As

Publication number Publication date
NL51595C (enrdf_load_stackoverflow)
US2285362A (en) 1942-06-02
FR840122A (fr) 1939-04-19
BE428988A (enrdf_load_stackoverflow)
CH206855A (fr) 1939-08-31

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