CH371826A - Einrichtung zum Prüfen von Zahlen - Google Patents

Einrichtung zum Prüfen von Zahlen

Info

Publication number
CH371826A
CH371826A CH7382959A CH7382959A CH371826A CH 371826 A CH371826 A CH 371826A CH 7382959 A CH7382959 A CH 7382959A CH 7382959 A CH7382959 A CH 7382959A CH 371826 A CH371826 A CH 371826A
Authority
CH
Switzerland
Prior art keywords
checking numbers
checking
numbers
Prior art date
Application number
CH7382959A
Other languages
English (en)
Inventor
Martinus Brouwer Johannes
Original Assignee
Philips Nv
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 Philips Nv filed Critical Philips Nv
Publication of CH371826A publication Critical patent/CH371826A/de

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F7/00—Methods or arrangements for processing data by operating upon the order or content of the data handled
    • G06F7/02—Comparing digital values
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M15/00—Arrangements for metering, time-control or time indication ; Metering, charging or billing arrangements for voice wireline or wireless communications, e.g. VoIP
    • H04M15/10—Metering calls from calling party, i.e. A-party charged for the communication
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q3/00—Selecting arrangements
    • H04Q3/42—Circuit arrangements for indirect selecting controlled by common circuits, e.g. register controller, marker

Landscapes

  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Mathematical Analysis (AREA)
  • Computational Mathematics (AREA)
  • Mathematical Optimization (AREA)
  • Pure & Applied Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Use Of Switch Circuits For Exchanges And Methods Of Control Of Multiplex Exchanges (AREA)
  • Devices For Executing Special Programs (AREA)
  • Magnetic Treatment Devices (AREA)
CH7382959A 1958-06-04 1959-06-01 Einrichtung zum Prüfen von Zahlen CH371826A (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL228422 1958-06-04

Publications (1)

Publication Number Publication Date
CH371826A true CH371826A (de) 1963-09-15

Family

ID=19751235

Family Applications (1)

Application Number Title Priority Date Filing Date
CH7382959A CH371826A (de) 1958-06-04 1959-06-01 Einrichtung zum Prüfen von Zahlen

Country Status (6)

Country Link
US (1) US3123809A (de)
CH (1) CH371826A (de)
DE (1) DE1080153B (de)
FR (1) FR1226180A (de)
GB (1) GB924437A (de)
NL (2) NL104004C (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3436486A (en) * 1965-12-21 1969-04-01 Bell Telephone Labor Inc Error detection system
US3533102A (en) * 1967-10-19 1970-10-06 Us Navy Code generator

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2904636A (en) * 1955-12-22 1959-09-15 Bell Telephone Labor Inc Telephone circuit using magnetic cores

Also Published As

Publication number Publication date
NL228422A (de)
DE1080153B (de) 1960-04-21
FR1226180A (fr) 1960-07-08
US3123809A (en) 1964-03-03
NL104004C (de)
GB924437A (en) 1963-04-24

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