FR179674A - - Google Patents

Info

Publication number
FR179674A
FR179674A FR179674DA FR179674A FR 179674 A FR179674 A FR 179674A FR 179674D A FR179674D A FR 179674DA FR 179674 A FR179674 A FR 179674A
Authority
FR
France
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
Other languages
French (fr)
Publication of FR179674A publication Critical patent/FR179674A/fr
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
    • G04B17/00—Mechanisms for stabilising frequency
    • G04B17/04—Oscillators acting by spring tension
    • G04B17/06—Oscillators with hairsprings, e.g. balance

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR179674D Active FR179674A (pl)

Publications (1)

Publication Number Publication Date
FR179674A true FR179674A (pl)

Family

ID=1367410

Family Applications (1)

Application Number Title Priority Date Filing Date
FR179674D Active FR179674A (pl)

Country Status (1)

Country Link
FR (1) FR179674A (pl)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5350511A (en) * 1990-01-29 1994-09-27 Yasuyuki Sakurada Sewage purification apparatus

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5350511A (en) * 1990-01-29 1994-09-27 Yasuyuki Sakurada Sewage purification apparatus

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