DK21412C - Termisk Telefon. - Google Patents

Termisk Telefon.

Info

Publication number
DK21412C
DK21412C DK21412DA DK21412C DK 21412 C DK21412 C DK 21412C DK 21412D A DK21412D A DK 21412DA DK 21412 C DK21412 C DK 21412C
Authority
DK
Denmark
Prior art keywords
telephone
thermal
thermal telephone
Prior art date
Application number
Other languages
English (en)
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.)
Publication date
Application granted granted Critical
Publication of DK21412C publication Critical patent/DK21412C/da

Links

DK21412D 1915-02-10 Termisk Telefon. DK21412C (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE21412X 1915-02-10

Publications (1)

Publication Number Publication Date
DK21412C true DK21412C (da) 1916-08-07

Family

ID=27815208

Family Applications (1)

Application Number Title Priority Date Filing Date
DK21412D DK21412C (da) 1915-02-10 Termisk Telefon.

Country Status (1)

Country Link
DK (1) DK21412C (da)

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