GR7337B - ACOUSTIC COMMUNICATION DEVICE OF TWO TELEPHONE NETWORKS. - Google Patents

ACOUSTIC COMMUNICATION DEVICE OF TWO TELEPHONE NETWORKS.

Info

Publication number
GR7337B
GR7337B GR380107337A GR380107337A GR7337B GR 7337 B GR7337 B GR 7337B GR 380107337 A GR380107337 A GR 380107337A GR 380107337 A GR380107337 A GR 380107337A GR 7337 B GR7337 B GR 7337B
Authority
GR
Greece
Prior art keywords
communication device
telephone networks
acoustic communication
acoustic
telephone
Prior art date
Application number
GR380107337A
Other languages
Greek (el)
Inventor
Παναγιωτης Λαζανας
Original Assignee
Παναγιωτης Λαζανας
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 Παναγιωτης Λαζανας filed Critical Παναγιωτης Λαζανας
Priority to GR380107337A priority Critical patent/GR7337B/en
Publication of GR7337B publication Critical patent/GR7337B/en

Links

GR380107337A 1938-04-27 1938-04-27 ACOUSTIC COMMUNICATION DEVICE OF TWO TELEPHONE NETWORKS. GR7337B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GR380107337A GR7337B (en) 1938-04-27 1938-04-27 ACOUSTIC COMMUNICATION DEVICE OF TWO TELEPHONE NETWORKS.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GR380107337A GR7337B (en) 1938-04-27 1938-04-27 ACOUSTIC COMMUNICATION DEVICE OF TWO TELEPHONE NETWORKS.

Publications (1)

Publication Number Publication Date
GR7337B true GR7337B (en) 1938-05-02

Family

ID=36828032

Family Applications (1)

Application Number Title Priority Date Filing Date
GR380107337A GR7337B (en) 1938-04-27 1938-04-27 ACOUSTIC COMMUNICATION DEVICE OF TWO TELEPHONE NETWORKS.

Country Status (1)

Country Link
GR (1) GR7337B (en)

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