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FR552951A - Appareil enregistreur écrivant - Google Patents

Appareil enregistreur écrivant

Info

Publication number
FR552951A
FR552951A FR552951DA FR552951A FR 552951 A FR552951 A FR 552951A FR 552951D A FR552951D A FR 552951DA FR 552951 A FR552951 A FR 552951A
Authority
FR
France
Prior art keywords
recording device
writing recording
writing
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.)
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 FR552951A publication Critical patent/FR552951A/fr
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
    • G01D1/00—Measuring arrangements giving results other than momentary value of variable, of general application
    • G01D1/02—Measuring arrangements giving results other than momentary value of variable, of general application giving mean values, e.g. root means square values

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR552951D 1921-06-20 1922-06-15 Appareil enregistreur écrivant Expired FR552951A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH552951X 1921-06-20

Publications (1)

Publication Number Publication Date
FR552951A true FR552951A (fr) 1923-05-11

Family

ID=4519766

Family Applications (1)

Application Number Title Priority Date Filing Date
FR552951D Expired FR552951A (fr) 1921-06-20 1922-06-15 Appareil enregistreur écrivant

Country Status (1)

Country Link
FR (1) FR552951A (fr)

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