FR1173529A - Device intended to determine, in magnitude and in signs, the differences in conjugate values, using perforated recording tapes as value recorders - Google Patents

Device intended to determine, in magnitude and in signs, the differences in conjugate values, using perforated recording tapes as value recorders

Info

Publication number
FR1173529A
FR1173529A FR1173529DA FR1173529A FR 1173529 A FR1173529 A FR 1173529A FR 1173529D A FR1173529D A FR 1173529DA FR 1173529 A FR1173529 A FR 1173529A
Authority
FR
France
Prior art keywords
signs
magnitude
differences
device intended
recording tapes
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
French (fr)
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.)
Landis and Gyr AG
Original Assignee
Landis and Gyr AG
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 Landis and Gyr AG filed Critical Landis and Gyr AG
Application granted granted Critical
Publication of FR1173529A publication Critical patent/FR1173529A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/86—Re-recording, i.e. transcribing information from one magnetisable record carrier on to one or more similar or dissimilar record carriers

Landscapes

  • Engineering & Computer Science (AREA)
  • Artificial Intelligence (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Controlling Rewinding, Feeding, Winding, Or Abnormalities Of Webs (AREA)
  • Control Of Multiple Motors (AREA)
  • Supply And Installment Of Electrical Components (AREA)
FR1173529D 1956-05-03 1957-04-08 Device intended to determine, in magnitude and in signs, the differences in conjugate values, using perforated recording tapes as value recorders Expired FR1173529A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH820588X 1956-05-03

Publications (1)

Publication Number Publication Date
FR1173529A true FR1173529A (en) 1959-02-26

Family

ID=4539401

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1173529D Expired FR1173529A (en) 1956-05-03 1957-04-08 Device intended to determine, in magnitude and in signs, the differences in conjugate values, using perforated recording tapes as value recorders

Country Status (6)

Country Link
BE (1) BE556693A (en)
CH (1) CH340654A (en)
DE (1) DE1084964B (en)
FR (1) FR1173529A (en)
GB (1) GB820588A (en)
NL (1) NL215919A (en)

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT184985B (en) * 1954-10-02 1956-03-10 Landis & Gyr Ag Device for determining the apparent power using perforated tape registration strips

Also Published As

Publication number Publication date
NL215919A (en)
GB820588A (en) 1959-09-23
DE1084964B (en) 1960-07-07
BE556693A (en)
CH340654A (en) 1959-08-31

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