DK21648C - Telefonsystem med mekanisk Omstilling. - Google Patents

Telefonsystem med mekanisk Omstilling.

Info

Publication number
DK21648C
DK21648C DK21648DA DK21648C DK 21648 C DK21648 C DK 21648C DK 21648D A DK21648D A DK 21648DA DK 21648 C DK21648 C DK 21648C
Authority
DK
Denmark
Prior art keywords
telephone system
mechanical conversion
conversion
mechanical
telephone
Prior art date
Application number
Other languages
English (en)
Original Assignee
Bell Telephone Mfg
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.)
Publication date
Application granted granted Critical
Publication of DK21648C publication Critical patent/DK21648C/da

Links

DK21648D 1913-03-06 Telefonsystem med mekanisk Omstilling. DK21648C (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB21648X 1913-03-06

Publications (1)

Publication Number Publication Date
DK21648C true DK21648C (da) 1916-11-13

Family

ID=27839512

Family Applications (1)

Application Number Title Priority Date Filing Date
DK21648D DK21648C (da) 1913-03-06 Telefonsystem med mekanisk Omstilling.

Country Status (1)

Country Link
DK (1) DK21648C (da)

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