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FR491126A - Perfectionnements aux tachymètres enregistreurs - Google Patents

Perfectionnements aux tachymètres enregistreurs

Info

Publication number
FR491126A
FR491126A FR491126DA FR491126A FR 491126 A FR491126 A FR 491126A FR 491126D A FR491126D A FR 491126DA FR 491126 A FR491126 A FR 491126A
Authority
FR
France
Prior art keywords
tachometers
recording
recording tachometers
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)
Inventor
Willard Chipman
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Application granted granted Critical
Publication of FR491126A publication Critical patent/FR491126A/fr
Expired legal-status Critical Current

Links

Classifications

    • GPHYSICS
    • G01MEASURING; TESTING
    • G01PMEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
    • G01P1/00Details of instruments
    • G01P1/12Recording devices
    • G01P1/122Speed recorders

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR491126D 1917-05-19 1918-07-23 Perfectionnements aux tachymètres enregistreurs Expired FR491126A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US491126XA 1917-05-19 1917-05-19

Publications (1)

Publication Number Publication Date
FR491126A true FR491126A (fr) 1919-05-22

Family

ID=1527166

Family Applications (1)

Application Number Title Priority Date Filing Date
FR491126D Expired FR491126A (fr) 1917-05-19 1918-07-23 Perfectionnements aux tachymètres enregistreurs

Country Status (1)

Country Link
FR (1) FR491126A (fr)

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