CH67499A - Device for telephone devices to block the mouth of the transmitting horn - Google Patents

Device for telephone devices to block the mouth of the transmitting horn

Info

Publication number
CH67499A
CH67499A CH67499A CH67499DA CH67499A CH 67499 A CH67499 A CH 67499A CH 67499 A CH67499 A CH 67499A CH 67499D A CH67499D A CH 67499DA CH 67499 A CH67499 A CH 67499A
Authority
CH
Switzerland
Prior art keywords
mouth
block
telephone devices
transmitting horn
horn
Prior art date
Application number
CH67499A
Other languages
French (fr)
Inventor
Cesar Jeanneret Paul
Original Assignee
Cesar Jeanneret Paul
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 Cesar Jeanneret Paul filed Critical Cesar Jeanneret Paul
Publication of CH67499A publication Critical patent/CH67499A/en

Links

CH67499A 1914-01-17 1914-01-17 Device for telephone devices to block the mouth of the transmitting horn CH67499A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH67499T 1914-01-17

Publications (1)

Publication Number Publication Date
CH67499A true CH67499A (en) 1915-02-16

Family

ID=4314430

Family Applications (1)

Application Number Title Priority Date Filing Date
CH67499A CH67499A (en) 1914-01-17 1914-01-17 Device for telephone devices to block the mouth of the transmitting horn

Country Status (1)

Country Link
CH (1) CH67499A (en)

Similar Documents

Publication Publication Date Title
CH67499A (en) Device for telephone devices to block the mouth of the transmitting horn
FR427650A (en) Pipe connector
CH68566A (en) Device for disinfecting the mouth of telephone devices
FR438701A (en) Coupling device for bicycles and motorcycles
FR445802A (en) Device for determining the specific gravity of gases
FR468727A (en) Advanced device for continuous disinfection of the mouthpiece of telephone devices
FR401917A (en) Diving device for submarines and similar devices
FR418923A (en) Device for teaching the piano
FR536371A (en) Device for receiving underwater sound waves
FR483579A (en) Device for sound devices
FR472124A (en) Device for drawing pipes
FR461933A (en) Stern tube lubrication device
FR477437A (en) Improvements to training devices for cinematographic devices
FR520341A (en) Mouthpiece for breathing apparatus
FR469802A (en) Receiving device for underwater acoustic signals
FR520067A (en) Device for recording sound waves
FR485454A (en) Improvements to devices for gas analysis
FR473322A (en) Device for opening and closing taps
FR490412A (en) Improvements to devices for gas analysis
FR429509A (en) Device for the rescue of crews from sunken submarines
FR438455A (en) Connection device for electrical pipes
FR479510A (en) Device for recording sounds
FR498937A (en) Improvements to devices for transmitting sound or similar impulses
FR464048A (en) Receiver device for command transmitting devices
FR453024A (en) Disinfection device for telephones and similar devices