DK7973C - Relais til Lydforstærkning. - Google Patents

Relais til Lydforstærkning.

Info

Publication number
DK7973C
DK7973C DK7973DA DK7973C DK 7973 C DK7973 C DK 7973C DK 7973D A DK7973D A DK 7973DA DK 7973 C DK7973 C DK 7973C
Authority
DK
Denmark
Prior art keywords
relay
sound amplification
amplification
sound
Prior art date
Application number
Other languages
English (en)
Inventor
Jens Herman Christensen
Original Assignee
Jens Herman Christensen
Publication date
Application granted granted Critical
Publication of DK7973C publication Critical patent/DK7973C/da

Links

DK7973D Relais til Lydforstærkning. DK7973C (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DK7442T

Publications (1)

Publication Number Publication Date
DK7973C true DK7973C (da) 1905-11-06

Family

ID=27823673

Family Applications (2)

Application Number Title Priority Date Filing Date
DK7442D DK7442C (da) Relais til Lydforstærkning.
DK7973D DK7973C (da) Relais til Lydforstærkning.

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DK7442D DK7442C (da) Relais til Lydforstærkning.

Country Status (1)

Country Link
DK (2) DK7973C (da)

Also Published As

Publication number Publication date
DK7442C (da) 1905-04-10

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