FR56798E - Method and devices for recording phenomena - Google Patents

Method and devices for recording phenomena

Info

Publication number
FR56798E
FR56798E FR56798DA FR56798E FR 56798 E FR56798 E FR 56798E FR 56798D A FR56798D A FR 56798DA FR 56798 E FR56798 E FR 56798E
Authority
FR
France
Prior art keywords
devices
phenomena
recording phenomena
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
Fleury
Meulien
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.)
Etat Francais
Original Assignee
Etat Francais
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 Etat Francais filed Critical Etat Francais
Application granted granted Critical
Publication of FR56798E publication Critical patent/FR56798E/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
    • G01R13/20—Cathode-ray oscilloscopes
    • G01R13/204—Using means for generating permanent registrations, e.g. photographs

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR56798D 1947-05-19 1947-05-19 Method and devices for recording phenomena Expired FR56798E (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR56798T 1947-05-19

Publications (1)

Publication Number Publication Date
FR56798E true FR56798E (en) 1952-10-06

Family

ID=8690943

Family Applications (1)

Application Number Title Priority Date Filing Date
FR56798D Expired FR56798E (en) 1947-05-19 1947-05-19 Method and devices for recording phenomena

Country Status (1)

Country Link
FR (1) FR56798E (en)

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