CH12049A - Mikrotelephon - Google Patents

Mikrotelephon

Info

Publication number
CH12049A
CH12049A CH12049A CH12049DA CH12049A CH 12049 A CH12049 A CH 12049A CH 12049 A CH12049 A CH 12049A CH 12049D A CH12049D A CH 12049DA CH 12049 A CH12049 A CH 12049A
Authority
CH
Switzerland
Prior art keywords
microphone
Prior art date
Application number
CH12049A
Other languages
English (en)
Inventor
Emil Guilleaume
Original Assignee
Emil Guilleaume
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 Emil Guilleaume filed Critical Emil Guilleaume
Publication of CH12049A publication Critical patent/CH12049A/de

Links

CH12049A 1896-04-22 1896-04-22 Mikrotelephon CH12049A (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH12049T 1896-04-22

Publications (1)

Publication Number Publication Date
CH12049A true CH12049A (de) 1896-10-15

Family

ID=4204938

Family Applications (1)

Application Number Title Priority Date Filing Date
CH12049A CH12049A (de) 1896-04-22 1896-04-22 Mikrotelephon

Country Status (1)

Country Link
CH (1) CH12049A (de)

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