CH71402A - Equipment for telephone stations for automatic phonographic answering and recording of calls - Google Patents

Equipment for telephone stations for automatic phonographic answering and recording of calls

Info

Publication number
CH71402A
CH71402A CH71402A CH71402DA CH71402A CH 71402 A CH71402 A CH 71402A CH 71402 A CH71402 A CH 71402A CH 71402D A CH71402D A CH 71402DA CH 71402 A CH71402 A CH 71402A
Authority
CH
Switzerland
Prior art keywords
answering
calls
recording
equipment
telephone stations
Prior art date
Application number
CH71402A
Other languages
German (de)
Inventor
Franz Seelau
M Newman Alexander
Original Assignee
Franz Seelau
M Newman Alexander
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 Franz Seelau, M Newman Alexander filed Critical Franz Seelau
Publication of CH71402A publication Critical patent/CH71402A/en

Links

CH71402A 1914-12-15 1914-12-15 Equipment for telephone stations for automatic phonographic answering and recording of calls CH71402A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH71402T 1914-12-15

Publications (1)

Publication Number Publication Date
CH71402A true CH71402A (en) 1916-01-03

Family

ID=4320571

Family Applications (1)

Application Number Title Priority Date Filing Date
CH71402A CH71402A (en) 1914-12-15 1914-12-15 Equipment for telephone stations for automatic phonographic answering and recording of calls

Country Status (1)

Country Link
CH (1) CH71402A (en)

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