DK43222C - Mikrofon. - Google Patents

Mikrofon.

Info

Publication number
DK43222C
DK43222C DK43222DA DK43222C DK 43222 C DK43222 C DK 43222C DK 43222D A DK43222D A DK 43222DA DK 43222 C DK43222 C DK 43222C
Authority
DK
Denmark
Prior art keywords
microphone
Prior art date
Application number
Other languages
English (en)
Original Assignee
Electrical Res Prod Inc
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 Electrical Res Prod Inc filed Critical Electrical Res Prod Inc
Application granted granted Critical
Publication of DK43222C publication Critical patent/DK43222C/da

Links

DK43222D 1926-10-20 1927-07-30 Mikrofon. DK43222C (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US43222XA 1926-10-20 1926-10-20

Publications (1)

Publication Number Publication Date
DK43222C true DK43222C (da) 1930-10-20

Family

ID=21710192

Family Applications (1)

Application Number Title Priority Date Filing Date
DK43222D DK43222C (da) 1926-10-20 1927-07-30 Mikrofon.

Country Status (1)

Country Link
DK (1) DK43222C (da)

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