FR652583A - Perfectionnements aux appareils enregistreurs électriques - Google Patents

Perfectionnements aux appareils enregistreurs électriques

Info

Publication number
FR652583A
FR652583A FR652583DA FR652583A FR 652583 A FR652583 A FR 652583A FR 652583D A FR652583D A FR 652583DA FR 652583 A FR652583 A FR 652583A
Authority
FR
France
Prior art keywords
recording devices
electrical recording
electrical
devices
recording
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)
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.)
CBS Corp
Original Assignee
Westinghouse Electric and Manufacturing Co
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 Westinghouse Electric and Manufacturing Co filed Critical Westinghouse Electric and Manufacturing Co
Application granted granted Critical
Publication of FR652583A publication Critical patent/FR652583A/fr
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R13/00—Arrangements for displaying electric variables or waveforms
    • G01R13/04—Arrangements for displaying electric variables or waveforms for producing permanent records
    • G01R13/06—Modifications for recording transient disturbances, e.g. by starting or accelerating a recording medium

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Heat Sensitive Colour Forming Recording (AREA)
FR652583D 1927-04-11 1928-04-11 Perfectionnements aux appareils enregistreurs électriques Expired FR652583A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US182652A US1801814A (en) 1927-04-11 1927-04-11 Recording system

Publications (1)

Publication Number Publication Date
FR652583A true FR652583A (fr) 1929-03-11

Family

ID=22669445

Family Applications (1)

Application Number Title Priority Date Filing Date
FR652583D Expired FR652583A (fr) 1927-04-11 1928-04-11 Perfectionnements aux appareils enregistreurs électriques

Country Status (2)

Country Link
US (1) US1801814A (fr)
FR (1) FR652583A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1040680B (de) * 1956-10-15 1958-10-09 Cons Electrodynamics Corp Geraet zur Aufzeichnung des zeitlichen Verlaufes einer elektrischen Groesse

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2660508A (en) * 1947-07-23 1953-11-24 Nielsen A C Co System and apparatus for determining the listening habits of wave signal receiver users
US2719266A (en) * 1951-03-21 1955-09-27 Victor H Kraybill Instantaneous flicker voltage measuring device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1040680B (de) * 1956-10-15 1958-10-09 Cons Electrodynamics Corp Geraet zur Aufzeichnung des zeitlichen Verlaufes einer elektrischen Groesse

Also Published As

Publication number Publication date
US1801814A (en) 1931-04-21

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