NL262994A - - Google Patents

Info

Publication number
NL262994A
NL262994A NL262994DA NL262994A NL 262994 A NL262994 A NL 262994A NL 262994D A NL262994D A NL 262994DA NL 262994 A NL262994 A NL 262994A
Authority
NL
Netherlands
Application number
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.)
Publication of NL262994A publication Critical patent/NL262994A/xx

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR 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
    • G06K19/067—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K1/00—Methods or arrangements for marking the record carrier in digital fashion
    • G06K1/12—Methods or arrangements for marking the record carrier in digital fashion otherwise than by punching
    • G06K1/128—Methods or arrangements for marking the record carrier in digital fashion otherwise than by punching by electric registration, e.g. electrolytic, spark erosion
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K7/00—Methods or arrangements for sensing record carriers, e.g. for reading patterns
    • G06K7/06—Methods or arrangements for sensing record carriers, e.g. for reading patterns by means which conduct current when a mark is sensed or absent, e.g. contact brush for a conductive mark
    • G06K7/065—Methods or arrangements for sensing record carriers, e.g. for reading patterns by means which conduct current when a mark is sensed or absent, e.g. contact brush for a conductive mark for conductive marks

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Artificial Intelligence (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Credit Cards Or The Like (AREA)
  • Design And Manufacture Of Integrated Circuits (AREA)
NL262994D 1959-08-12 NL262994A (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US833231A US3147461A (en) 1959-08-12 1959-08-12 Information storage apparatus

Publications (1)

Publication Number Publication Date
NL262994A true NL262994A (de)

Family

ID=25263811

Family Applications (1)

Application Number Title Priority Date Filing Date
NL262994D NL262994A (de) 1959-08-12

Country Status (3)

Country Link
US (1) US3147461A (de)
GB (1) GB922256A (de)
NL (1) NL262994A (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3491344A (en) * 1967-05-15 1970-01-20 David Ferber Electrical readout of records utilizing a record medium with conductive reference lines and a conductive marking line
US3461808A (en) * 1967-07-03 1969-08-19 Wood John Co Diaphragm hand pumps
US4161790A (en) * 1978-03-24 1979-07-17 Jerrold Electronics Corporation Programmable modular electronic register and method of implementing same
US5023834A (en) * 1988-09-23 1991-06-11 Wiedemer John D Automated EPROM and EEPROM reading, erasing, and writing system

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US173718A (en) * 1876-02-22 Improvement in automatic telegraphy
US2171556A (en) * 1933-08-21 1939-09-05 Harold H Higginbottom Record sheet for statistical purposes
US2484642A (en) * 1945-12-17 1949-10-11 Ibm Record card
GB624862A (en) * 1946-04-29 1949-06-17 Rolf Hofgaard Improvements in or relating to perforation of sheet material for use in computing orlike machines
US2806756A (en) * 1952-01-28 1957-09-17 Cons Electrodynamics Corp Recording apparatus
US2689338A (en) * 1952-02-13 1954-09-14 Dan Silverstein Electrical checking device
US2836479A (en) * 1952-07-16 1958-05-27 Traub Eberhardt Electrical recording apparatus

Also Published As

Publication number Publication date
GB922256A (en) 1963-03-27
US3147461A (en) 1964-09-01

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