FR786867A - Automatic switch - Google Patents

Automatic switch

Info

Publication number
FR786867A
FR786867A FR786867DA FR786867A FR 786867 A FR786867 A FR 786867A FR 786867D A FR786867D A FR 786867DA FR 786867 A FR786867 A FR 786867A
Authority
FR
France
Prior art keywords
automatic switch
automatic
switch
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
Irfan Pertew
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 FR786867A publication Critical patent/FR786867A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G04—HOROLOGY
    • G04C—ELECTROMECHANICAL CLOCKS OR WATCHES
    • G04C21/00—Producing acoustic time signals by electrical means
    • G04C21/16—Producing acoustic time signals by electrical means producing the signals at adjustable fixed times
    • G04C21/20—Producing acoustic time signals by electrical means producing the signals at adjustable fixed times by closing a contact to ring an electromechanical alarm
    • G04C21/26—Producing acoustic time signals by electrical means producing the signals at adjustable fixed times by closing a contact to ring an electromechanical alarm put into action by the vibrations caused by the operation of a mechanical alarm work

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR786867D 1934-06-01 1934-06-01 Automatic switch Expired FR786867A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR786867T 1934-06-01

Publications (1)

Publication Number Publication Date
FR786867A true FR786867A (en) 1935-09-11

Family

ID=9218617

Family Applications (1)

Application Number Title Priority Date Filing Date
FR786867D Expired FR786867A (en) 1934-06-01 1934-06-01 Automatic switch

Country Status (1)

Country Link
FR (1) FR786867A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2438544A (en) * 1945-02-08 1948-03-30 Dakoski Stanley Electric switch operable by alarm clocks

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2438544A (en) * 1945-02-08 1948-03-30 Dakoski Stanley Electric switch operable by alarm clocks

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