FR448251A - Dispositif d'alarme par détonations - Google Patents

Dispositif d'alarme par détonations

Info

Publication number: FR448251A
Authority: FR; France
Prior art keywords: detonation; alarm device; alarm; detonation alarm
Prior art date: 1912-08-06
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

English (en)

Inventor

Wladimir Alexandrovitche Tufiaeff

Alexandre Domanewsky

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.)

WLADIMIR ALEXANDROVITCHE TUFIA

Original Assignee

WLADIMIR ALEXANDROVITCHE TUFIA

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.)

1912-08-06

Filing date

1912-08-06

Publication date

1913-01-27

1912-08-06 Application filed by WLADIMIR ALEXANDROVITCHE TUFIA filed Critical WLADIMIR ALEXANDROVITCHE TUFIA

1913-01-27 Application granted granted Critical

1913-01-27 Publication of FR448251A publication Critical patent/FR448251A/fr

Status Expired legal-status Critical Current

Classifications

- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B15/00—Identifying, scaring or incapacitating burglars, thieves or intruders, e.g. by explosives

Landscapes

Physics & Mathematics (AREA)
General Physics & Mathematics (AREA)

FR448251D 1912-08-06 1912-08-06 Dispositif d'alarme par détonations Expired FR448251A (fr)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
FR448251T		1912-08-06

Publications (1)

Publication Number	Publication Date
FR448251A true FR448251A (fr)	1913-01-27

Family

ID=1488877

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FR448251D Expired FR448251A (fr)	1912-08-06	1912-08-06	Dispositif d'alarme par détonations

Country Status (1)

Country	Link
FR (1)	FR448251A (fr)

1912
- 1912-08-06 FR FR448251D patent/FR448251A/fr not_active Expired

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