FR437888A - Wind distributor for acoustic signals - Google Patents

Wind distributor for acoustic signals

Info

Publication number
FR437888A
FR437888A FR437888DA FR437888A FR 437888 A FR437888 A FR 437888A FR 437888D A FR437888D A FR 437888DA FR 437888 A FR437888 A FR 437888A
Authority
FR
France
Prior art keywords
acoustic signals
wind distributor
distributor
wind
acoustic
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)
Inventor
Jules-Marius Bohas
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.)
JULES MARIUS BOHAS
Original Assignee
JULES MARIUS BOHAS
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 JULES MARIUS BOHAS filed Critical JULES MARIUS BOHAS
Application granted granted Critical
Publication of FR437888A publication Critical patent/FR437888A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B3/00—Audible signalling systems; Audible personal calling systems
    • G08B3/06—Audible signalling systems; Audible personal calling systems using hydraulic transmission; using pneumatic transmission

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR437888D 1911-12-19 1911-12-19 Wind distributor for acoustic signals Expired FR437888A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR437888T 1911-12-19

Publications (1)

Publication Number Publication Date
FR437888A true FR437888A (en) 1912-05-02

Family

ID=1479458

Family Applications (1)

Application Number Title Priority Date Filing Date
FR437888D Expired FR437888A (en) 1911-12-19 1911-12-19 Wind distributor for acoustic signals

Country Status (1)

Country Link
FR (1) FR437888A (en)

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