AT66856B - Telephonischer Lautverstärkungsapparat. - Google Patents

Telephonischer Lautverstärkungsapparat.

Info

Publication number
AT66856B
AT66856B AT66856DA AT66856B AT 66856 B AT66856 B AT 66856B AT 66856D A AT66856D A AT 66856DA AT 66856 B AT66856 B AT 66856B
Authority
AT
Austria
Prior art keywords
amplification apparatus
telephone
telephone amplification
desc
page number
Prior art date
Application number
Other languages
English (en)
Inventor
Johann Dr Sahulka
Original Assignee
Johann Dr Sahulka
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 Johann Dr Sahulka filed Critical Johann Dr Sahulka
Application granted granted Critical
Publication of AT66856B publication Critical patent/AT66856B/de

Links

Landscapes

  • Non-Silver Salt Photosensitive Materials And Non-Silver Salt Photography (AREA)
  • Interface Circuits In Exchanges (AREA)

Description


   <Desc/Clms Page number 1> 
 
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 EMI2.1
AT66856D 1913-06-06 1913-06-06 Telephonischer Lautverstärkungsapparat. AT66856B (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AT66856T 1913-06-06

Publications (1)

Publication Number Publication Date
AT66856B true AT66856B (de) 1914-10-26

Family

ID=3588770

Family Applications (1)

Application Number Title Priority Date Filing Date
AT66856D AT66856B (de) 1913-06-06 1913-06-06 Telephonischer Lautverstärkungsapparat.

Country Status (1)

Country Link
AT (1) AT66856B (de)

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