DK25012C - Microphone. - Google Patents

Microphone.

Info

Publication number
DK25012C
DK25012C DK25012DA DK25012C DK 25012 C DK25012 C DK 25012C DK 25012D A DK25012D A DK 25012DA DK 25012 C DK25012 C DK 25012C
Authority
DK
Denmark
Prior art keywords
microphone
Prior art date
Application number
Other languages
Danish (da)
Inventor
James Birrell
William Birrell
Richard Aloysius Cavenaugh
Original Assignee
James Birrell
William Birrell
Richard Aloysius Cavenaugh
Publication date
Application granted granted Critical
Publication of DK25012C publication Critical patent/DK25012C/en

Links

DK25012D Microphone. DK25012C (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DK25012T

Publications (1)

Publication Number Publication Date
DK25012C true DK25012C (en) 1919-09-15

Family

ID=33040607

Family Applications (1)

Application Number Title Priority Date Filing Date
DK25012D DK25012C (en) Microphone.

Country Status (1)

Country Link
DK (1) DK25012C (en)

Similar Documents

Publication Publication Date Title
DK30631C (en) Microphone.
DK25012C (en) Microphone.
ES71614A1 (en) Microphone.
DK29167C (en) Listening microphone.
DK28530C (en) Headphone.
DK27441C (en) Kapsun.
DK26452C (en) Pufseng.
DK26371C (en) Aalejærn.
DK26330C (en) Galocheklemme.
DK25839C (en) Selepind.
DK25398C (en) Møtriklaas.
DK25386C (en) Møtriklaas.
DK25119C (en) Pyrofoam.
DK25114C (en) Plovtrawl.
DK24147C (en) Lejepande.
DK25067C (en) Grydelaag.
DK24760C (en) Hulsten.
DK24121C (en) Lyngslaamaskine.
DK24550C (en) Saaapparat.
DK24149C (en) Snitklup.
DK24534C (en) Fyrkarm.
DK24462C (en) Kalkovn.
DK24448C (en) Slaglemølle.
DK24376C (en) Savlyster.
DK24181C (en) Motorplow.