FR493910A - Appareil compteur enregistreur - Google Patents

Appareil compteur enregistreur

Info

Publication number
FR493910A
FR493910A FR493910DA FR493910A FR 493910 A FR493910 A FR 493910A FR 493910D A FR493910D A FR 493910DA FR 493910 A FR493910 A FR 493910A
Authority
FR
France
Prior art keywords
recorder device
meter recorder
meter
recorder
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
Donald Barns Morison
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 FR493910A publication Critical patent/FR493910A/fr
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G07—CHECKING-DEVICES
    • G07C—TIME OR ATTENDANCE REGISTERS; REGISTERING OR INDICATING THE WORKING OF MACHINES; GENERATING RANDOM NUMBERS; VOTING OR LOTTERY APPARATUS; ARRANGEMENTS, SYSTEMS OR APPARATUS FOR CHECKING NOT PROVIDED FOR ELSEWHERE
    • G07C3/00—Registering or indicating the condition or the working of machines or other apparatus, other than vehicles
    • G07C3/02—Registering or indicating working or idle time only
    • G07C3/04—Registering or indicating working or idle time only using counting means or digital clocks

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR493910D 1918-01-09 1918-11-20 Appareil compteur enregistreur Expired FR493910A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB493910X 1918-01-09

Publications (1)

Publication Number Publication Date
FR493910A true FR493910A (fr) 1919-08-26

Family

ID=1529608

Family Applications (1)

Application Number Title Priority Date Filing Date
FR493910D Expired FR493910A (fr) 1918-01-09 1918-11-20 Appareil compteur enregistreur

Country Status (1)

Country Link
FR (1) FR493910A (fr)

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