FR909447A - Improvements to recording devices - Google Patents

Improvements to recording devices

Info

Publication number
FR909447A
FR909447A FR909447DA FR909447A FR 909447 A FR909447 A FR 909447A FR 909447D A FR909447D A FR 909447DA FR 909447 A FR909447 A FR 909447A
Authority
FR
France
Prior art keywords
recording devices
recording
devices
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.)
Arenco AB
Original Assignee
Arenco AB
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 Arenco AB filed Critical Arenco AB
Application granted granted Critical
Publication of FR909447A publication Critical patent/FR909447A/en
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
    • G01D9/00—Recording measured values
    • G01D9/02—Producing one or more recordings of the values of a single variable
    • G01D9/10—Producing one or more recordings of the values of a single variable the recording element, e.g. stylus, being controlled in accordance with the variable, and the recording medium, e.g. paper roll, being controlled in accordance with time
    • G01D9/12—Producing one or more recordings of the values of a single variable the recording element, e.g. stylus, being controlled in accordance with the variable, and the recording medium, e.g. paper roll, being controlled in accordance with time recording occurring continuously

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR909447D 1943-10-07 1945-02-28 Improvements to recording devices Expired FR909447A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE909447X 1943-10-07

Publications (1)

Publication Number Publication Date
FR909447A true FR909447A (en) 1946-05-08

Family

ID=20381494

Family Applications (1)

Application Number Title Priority Date Filing Date
FR909447D Expired FR909447A (en) 1943-10-07 1945-02-28 Improvements to recording devices

Country Status (1)

Country Link
FR (1) FR909447A (en)

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