DE143019C - - Google Patents

Info

Publication number
DE143019C
DE143019C DENDAT143019D DE143019DA DE143019C DE 143019 C DE143019 C DE 143019C DE NDAT143019 D DENDAT143019 D DE NDAT143019D DE 143019D A DE143019D A DE 143019DA DE 143019 C DE143019 C DE 143019C
Authority
DE
Germany
Prior art keywords
bells
bell
alarm
clapper
double
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.)
Active
Application number
DENDAT143019D
Other languages
German (de)
English (en)
Publication of DE143019C publication Critical patent/DE143019C/de
Active legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G04—HOROLOGY
    • G04B—MECHANICALLY-DRIVEN CLOCKS OR WATCHES; MECHANICAL PARTS OF CLOCKS OR WATCHES IN GENERAL; TIME PIECES USING THE POSITION OF THE SUN, MOON OR STARS
    • G04B23/00—Arrangements producing acoustic signals at preselected times
    • G04B23/02—Alarm clocks
    • G04B23/026—Hammer driving; hammers; devices with several hammers or sounding bodies; vibrators

Landscapes

  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • General Physics & Mathematics (AREA)
  • Electromechanical Clocks (AREA)
DENDAT143019D Active DE143019C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Publications (1)

Publication Number Publication Date
DE143019C true DE143019C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Family

ID=410541

Family Applications (1)

Application Number Title Priority Date Filing Date
DENDAT143019D Active DE143019C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Country Status (1)

Country Link
DE (1) DE143019C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

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