FR521544A - Improvements to automatic synchronizing mechanisms - Google Patents

Improvements to automatic synchronizing mechanisms

Info

Publication number
FR521544A
FR521544A FR521544A FR521544DA FR521544A FR 521544 A FR521544 A FR 521544A FR 521544 A FR521544 A FR 521544A FR 521544D A FR521544D A FR 521544DA FR 521544 A FR521544 A FR 521544A
Authority
FR
France
Prior art keywords
automatic synchronizing
synchronizing mechanisms
mechanisms
automatic
synchronizing
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
FR521544A
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.)
HERSCHEDE HALL CLOCK CO
Original Assignee
HERSCHEDE HALL CLOCK CO
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 HERSCHEDE HALL CLOCK CO filed Critical HERSCHEDE HALL CLOCK CO
Application granted granted Critical
Publication of FR521544A publication Critical patent/FR521544A/en
Expired 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
    • G04B21/00—Indicating the time by acoustic means
    • G04B21/02—Regular striking mechanisms giving the full hour, half hour or quarter hour

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR521544A 1916-12-14 1920-07-07 Improvements to automatic synchronizing mechanisms Expired FR521544A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US521544XA 1916-12-14 1916-12-14

Publications (1)

Publication Number Publication Date
FR521544A true FR521544A (en) 1921-07-15

Family

ID=21975813

Family Applications (1)

Application Number Title Priority Date Filing Date
FR521544A Expired FR521544A (en) 1916-12-14 1920-07-07 Improvements to automatic synchronizing mechanisms

Country Status (1)

Country Link
FR (1) FR521544A (en)

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