DK72864C - Mikrofon med kulelektroder. - Google Patents

Mikrofon med kulelektroder.

Info

Publication number: DK72864C
Authority: DK; Denmark
Prior art keywords: microphone; ball electrodes; electrodes; ball
Prior art date: 1947-08-06

Application number

DK231948A

Other languages

English (en)

Original Assignee

Siemens Ag Albis

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.)

1947-08-06

Filing date

1948-07-22

Publication date

1951-08-06

1948-07-22 Application filed by Siemens Ag Albis filed Critical Siemens Ag Albis

1951-08-06 Application granted granted Critical

1951-08-06 Publication of DK72864C publication Critical patent/DK72864C/da

Links

DK231948A 1947-08-06 1948-07-22 Mikrofon med kulelektroder. DK72864C (da)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
CH72864X		1947-08-06

Publications (1)

Publication Number	Publication Date
DK72864C true DK72864C (da)	1951-08-06

Family

ID=4322744

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
DK231948A DK72864C (da)	1947-08-06	1948-07-22	Mikrofon med kulelektroder.

Country Status (1)

Country	Link
DK (1)	DK72864C (da)

1948
- 1948-07-22 DK DK231948A patent/DK72864C/da active

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