FR642321A - Constateur automatique - Google Patents

Constateur automatique

Info

Publication number
FR642321A
FR642321A FR642321DA FR642321A FR 642321 A FR642321 A FR 642321A FR 642321D A FR642321D A FR 642321DA FR 642321 A FR642321 A FR 642321A
Authority
FR
France
Prior art keywords
constator
automatic
automatic constator
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
Henry Martens
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 filed Critical
Application granted granted Critical
Publication of FR642321A publication Critical patent/FR642321A/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
    • G07C1/00—Registering, indicating or recording the time of events or elapsed time, e.g. time-recorders for work people
    • G07C1/22—Registering, indicating or recording the time of events or elapsed time, e.g. time-recorders for work people in connection with sports or games
    • G07C1/26—Pigeon-timing or like equipment

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR642321D 1927-04-30 1927-09-09 Constateur automatique Expired FR642321A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
BE642321X 1927-04-30

Publications (1)

Publication Number Publication Date
FR642321A true FR642321A (fr) 1928-08-27

Family

ID=3876432

Family Applications (1)

Application Number Title Priority Date Filing Date
FR642321D Expired FR642321A (fr) 1927-04-30 1927-09-09 Constateur automatique

Country Status (1)

Country Link
FR (1) FR642321A (fr)

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