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ES20429A1 - Un micrófono con granalla de carbón. - Google Patents

Un micrófono con granalla de carbón.

Info

Publication number
ES20429A1
ES20429A1 ES20429A ES20429A ES20429A1 ES 20429 A1 ES20429 A1 ES 20429A1 ES 20429 A ES20429 A ES 20429A ES 20429 A ES20429 A ES 20429A ES 20429 A1 ES20429 A1 ES 20429A1
Authority
ES
Spain
Prior art keywords
microphone
carbon shot
shot
carbon
shot microphone
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
ES20429A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to ES20429A priority Critical patent/ES20429A1/es
Publication of ES20429A1 publication Critical patent/ES20429A1/es
Expired legal-status Critical Current

Links

ES20429A 1897-02-22 1897-02-22 Un micrófono con granalla de carbón. Expired ES20429A1 (es)

Priority Applications (1)

Application Number Priority Date Filing Date Title
ES20429A ES20429A1 (es) 1897-02-22 1897-02-22 Un micrófono con granalla de carbón.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ES20429A ES20429A1 (es) 1897-02-22 1897-02-22 Un micrófono con granalla de carbón.

Publications (1)

Publication Number Publication Date
ES20429A1 true ES20429A1 (es) 1897-04-01

Family

ID=64175091

Family Applications (1)

Application Number Title Priority Date Filing Date
ES20429A Expired ES20429A1 (es) 1897-02-22 1897-02-22 Un micrófono con granalla de carbón.

Country Status (1)

Country Link
ES (1) ES20429A1 (es)

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