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DK2039C - Kulpulvermikrofon med serieforbundne Kulpulverrum. - Google Patents

Kulpulvermikrofon med serieforbundne Kulpulverrum.

Info

Publication number
DK2039C
DK2039C DK2039DA DK2039C DK 2039 C DK2039 C DK 2039C DK 2039D A DK2039D A DK 2039DA DK 2039 C DK2039 C DK 2039C
Authority
DK
Denmark
Prior art keywords
coal powder
microphone
series
compartments
connected coal
Prior art date
Application number
Other languages
English (en)
Inventor
August Herman Skoeld
Original Assignee
August Herman Skoeld
Publication date
Application granted granted Critical
Publication of DK2039C publication Critical patent/DK2039C/da

Links

DK2039D Kulpulvermikrofon med serieforbundne Kulpulverrum. DK2039C (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DK2039T

Publications (1)

Publication Number Publication Date
DK2039C true DK2039C (da) 1899-02-13

Family

ID=27818541

Family Applications (1)

Application Number Title Priority Date Filing Date
DK2039D DK2039C (da) Kulpulvermikrofon med serieforbundne Kulpulverrum.

Country Status (1)

Country Link
DK (1) DK2039C (da)

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