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FR822158A - Improvements to pendulums or electric clocks - Google Patents

Improvements to pendulums or electric clocks

Info

Publication number
FR822158A
FR822158A FR822158DA FR822158A FR 822158 A FR822158 A FR 822158A FR 822158D A FR822158D A FR 822158DA FR 822158 A FR822158 A FR 822158A
Authority
FR
France
Prior art keywords
pendulums
electric clocks
clocks
electric
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)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
International Business Machines Corp
Original Assignee
International Business Machines Corp
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 by International Business Machines Corp filed Critical International Business Machines Corp
Application granted granted Critical
Publication of FR822158A publication Critical patent/FR822158A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G04—HOROLOGY
    • G04C—ELECTROMECHANICAL CLOCKS OR WATCHES
    • G04C13/00—Driving mechanisms for clocks by primary clocks
    • G04C13/08—Secondary clocks actuated intermittently
    • G04C13/10—Secondary clocks actuated intermittently by electromechanical step advancing mechanisms

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR822158D 1936-05-28 1937-05-22 Improvements to pendulums or electric clocks Expired FR822158A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US822158XA 1936-05-28 1936-05-28

Publications (1)

Publication Number Publication Date
FR822158A true FR822158A (en) 1937-12-22

Family

ID=22169788

Family Applications (1)

Application Number Title Priority Date Filing Date
FR822158D Expired FR822158A (en) 1936-05-28 1937-05-22 Improvements to pendulums or electric clocks

Country Status (1)

Country Link
FR (1) FR822158A (en)

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