FR727962A - Avertisseur sonore - Google Patents

Avertisseur sonore

Info

Publication number
FR727962A
FR727962A FR727962DA FR727962A FR 727962 A FR727962 A FR 727962A FR 727962D A FR727962D A FR 727962DA FR 727962 A FR727962 A FR 727962A
Authority
FR
France
Prior art keywords
buzzer
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
English (en)
Inventor
Louis-Alfred Weber
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 filed Critical
Application granted granted Critical
Publication of FR727962A publication Critical patent/FR727962A/fr
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
    • G10K5/00—Whistles

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
FR727962D 1931-12-07 1931-12-07 Avertisseur sonore Expired FR727962A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR727962T 1931-12-07

Publications (1)

Publication Number Publication Date
FR727962A true FR727962A (fr) 1932-06-27

Family

ID=9111598

Family Applications (1)

Application Number Title Priority Date Filing Date
FR727962D Expired FR727962A (fr) 1931-12-07 1931-12-07 Avertisseur sonore

Country Status (1)

Country Link
FR (1) FR727962A (fr)

Similar Documents

Publication Publication Date Title
FR709899A (fr) Avertisseur sonore
FR727197A (fr) Moto-bêche
FI13420A (fi) Fjärrkabelanordning
FI13313A (fi) Axellagersmörjningsanordning
FI13580A (fi) Kramventil
FI13501A (fi) Dörr
FI13387A (fi) Fartygsskrov
FI13386A (fi) Skeppsform
FI13437A (fi) Kryssfanerplatta
FI13388A (fi) Pelastusvyö
FI13502A (fi) Sparur
FI13428A (fi) Länsstolssäng
FI13384A (fi) Flaskpåfyllningsapparat
FI13469A (fi) Gummiklack
FI13507A (fi) Högtrycks-explosionsmotor
FI13508A (fi) Roterande förbränningsmotor
FI13297A (fi) Suksiside
FI13613A (fi) Gummibeläggningsmaterial
FI13445A (fi) Handtvätt- och torkapparat
FI13615A (fi) Översikts- eller fackförsett kortskåp
FI13498A (fi) Värmeskåp
FI13491A (fi) Stenstötningsmaskin
FI13490A (fi) Vägskrapstål
FI13385A (fi) Skeppsform
FI13355A (fi) Tändsticksförpackning