FR629077A - Electrical contact device for watchmaking - Google Patents

Electrical contact device for watchmaking

Info

Publication number
FR629077A
FR629077A FR629077DA FR629077A FR 629077 A FR629077 A FR 629077A FR 629077D A FR629077D A FR 629077DA FR 629077 A FR629077 A FR 629077A
Authority
FR
France
Prior art keywords
watchmaking
electrical contact
contact device
electrical
contact
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
Augustin-Albert-Jean Antoine
Andre-Stephane-Augus Zahnd
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 FR629077A publication Critical patent/FR629077A/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
    • G04C21/205—Producing acoustic time signals by electrical means producing the signals at adjustable fixed times by closing a contact to ring an electromechanical alarm by the hand(s) or handlike members closing the contact

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR629077D 1927-02-14 1927-02-14 Electrical contact device for watchmaking Expired FR629077A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR629077T 1927-02-14

Publications (1)

Publication Number Publication Date
FR629077A true FR629077A (en) 1927-11-03

Family

ID=8990132

Family Applications (1)

Application Number Title Priority Date Filing Date
FR629077D Expired FR629077A (en) 1927-02-14 1927-02-14 Electrical contact device for watchmaking

Country Status (1)

Country Link
FR (1) FR629077A (en)

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