CH80148A - Handset for telephones and microphones - Google Patents

Handset for telephones and microphones

Info

Publication number
CH80148A
CH80148A CH80148A CH80148DA CH80148A CH 80148 A CH80148 A CH 80148A CH 80148 A CH80148 A CH 80148A CH 80148D A CH80148D A CH 80148DA CH 80148 A CH80148 A CH 80148A
Authority
CH
Switzerland
Prior art keywords
microphones
handset
telephones
Prior art date
Application number
CH80148A
Other languages
German (de)
Inventor
Naamlooze Vennoot Maatschappij
Original Assignee
De Nl Thermo Telephoon Mij Nv
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 De Nl Thermo Telephoon Mij Nv filed Critical De Nl Thermo Telephoon Mij Nv
Publication of CH80148A publication Critical patent/CH80148A/en

Links

CH80148A 1918-07-10 1918-07-10 Handset for telephones and microphones CH80148A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH80148T 1918-07-10

Publications (1)

Publication Number Publication Date
CH80148A true CH80148A (en) 1919-02-01

Family

ID=4333820

Family Applications (1)

Application Number Title Priority Date Filing Date
CH80148A CH80148A (en) 1918-07-10 1918-07-10 Handset for telephones and microphones

Country Status (1)

Country Link
CH (1) CH80148A (en)

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