BE462639A - - Google Patents

Info

Publication number
BE462639A
BE462639A BE462639DA BE462639A BE 462639 A BE462639 A BE 462639A BE 462639D A BE462639D A BE 462639DA BE 462639 A BE462639 A BE 462639A
Authority
BE
Belgium
Application number
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.)
Publication date
Publication of BE462639A publication Critical patent/BE462639A/xx

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
    • G04C21/22—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 arbor of a mechanical alarm work

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
BE462639D 1946-01-26 BE462639A (zh)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
BE462639T 1946-01-26

Publications (1)

Publication Number Publication Date
BE462639A true BE462639A (zh) 1946-02-28

Family

ID=115006

Family Applications (1)

Application Number Title Priority Date Filing Date
BE462639D BE462639A (zh) 1946-01-26

Country Status (1)

Country Link
BE (1) BE462639A (zh)

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