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FR568242A - Dual recording oscillograph - Google Patents

Dual recording oscillograph

Info

Publication number
FR568242A
FR568242A FR568242DA FR568242A FR 568242 A FR568242 A FR 568242A FR 568242D A FR568242D A FR 568242DA FR 568242 A FR568242 A FR 568242A
Authority
FR
France
Prior art keywords
dual recording
recording oscillograph
oscillograph
dual
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
French (fr)
Inventor
Andre Blondel
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 filed Critical
Application granted granted Critical
Publication of FR568242A publication Critical patent/FR568242A/en
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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR568242D 1923-06-30 1923-06-30 Dual recording oscillograph Expired FR568242A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR568242T 1923-06-30

Publications (1)

Publication Number Publication Date
FR568242A true FR568242A (en) 1924-03-18

Family

ID=8948382

Family Applications (1)

Application Number Title Priority Date Filing Date
FR568242D Expired FR568242A (en) 1923-06-30 1923-06-30 Dual recording oscillograph

Country Status (1)

Country Link
FR (1) FR568242A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2599661A (en) * 1952-06-10 D richardson

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2599661A (en) * 1952-06-10 D richardson

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