FR1005591A - Advanced warning device - Google Patents

Advanced warning device

Info

Publication number
FR1005591A
FR1005591A FR1005591DA FR1005591A FR 1005591 A FR1005591 A FR 1005591A FR 1005591D A FR1005591D A FR 1005591DA FR 1005591 A FR1005591 A FR 1005591A
Authority
FR
France
Prior art keywords
warning device
advanced warning
advanced
warning
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)
Inventor
Alexandre Tswetaieff
Nicolas Tswetaieff
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 FR1005591A publication Critical patent/FR1005591A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G04—HOROLOGY
    • G04F—TIME-INTERVAL MEASURING
    • G04F3/00—Apparatus which can be set and started to measure-off predetermined or adjustably-fixed time intervals with driving mechanisms, e.g. dosimeters with clockwork
    • G04F3/02—Apparatus which can be set and started to measure-off predetermined or adjustably-fixed time intervals with driving mechanisms, e.g. dosimeters with clockwork with mechanical driving mechanisms
    • G04F3/027—Apparatus which can be set and started to measure-off predetermined or adjustably-fixed time intervals with driving mechanisms, e.g. dosimeters with clockwork with mechanical driving mechanisms using electrical contacts, e.g. for actuating electro-acoustic device

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR1005591D 1947-08-14 1947-08-14 Advanced warning device Expired FR1005591A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1005591T 1947-08-14

Publications (1)

Publication Number Publication Date
FR1005591A true FR1005591A (en) 1952-04-11

Family

ID=9564931

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1005591D Expired FR1005591A (en) 1947-08-14 1947-08-14 Advanced warning device

Country Status (1)

Country Link
FR (1) FR1005591A (en)

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