FR479956A - Perfectionnements aux pendules - Google Patents

Perfectionnements aux pendules

Info

Publication number: FR479956A
Authority: FR; France
Prior art keywords: refinements; pendulum; pendulum refinements
Prior art date: 1915-10-06
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

Inventor

Auguste-Jules Valdeyron

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.)

AUGUSTE JULES VALDEYRON

Original Assignee

AUGUSTE JULES VALDEYRON

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.)

1915-10-06

Filing date

1915-10-06

Publication date

1916-05-30

1915-10-06 Application filed by AUGUSTE JULES VALDEYRON filed Critical AUGUSTE JULES VALDEYRON

1916-05-30 Application granted granted Critical

1916-05-30 Publication of FR479956A publication Critical patent/FR479956A/fr

Status Expired legal-status Critical Current

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
- 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

Landscapes

Physics & Mathematics (AREA)
General Physics & Mathematics (AREA)
Acoustics & Sound (AREA)

FR479956D 1915-10-06 1915-10-06 Perfectionnements aux pendules Expired FR479956A (fr)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
FR479956T		1915-10-06

Publications (1)

Publication Number	Publication Date
FR479956A true FR479956A (fr)	1916-05-30

Family

ID=1517232

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FR479956D Expired FR479956A (fr)	1915-10-06	1915-10-06	Perfectionnements aux pendules

Country Status (1)

Country	Link
FR (1)	FR479956A (fr)

1915
- 1915-10-06 FR FR479956D patent/FR479956A/fr not_active Expired

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