ES39975A2 - An improvement introduced in the microphones. - Google Patents

An improvement introduced in the microphones.

Info

Publication number
ES39975A2
ES39975A2 ES39975A ES39975A ES39975A2 ES 39975 A2 ES39975 A2 ES 39975A2 ES 39975 A ES39975 A ES 39975A ES 39975 A ES39975 A ES 39975A ES 39975 A2 ES39975 A2 ES 39975A2
Authority
ES
Spain
Prior art keywords
microphones
improvement introduced
improvement
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
ES39975A
Other languages
Spanish (es)
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.)
Marcer Oliver Pedro
Original Assignee
Marcer Oliver Pedro
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 Marcer Oliver Pedro filed Critical Marcer Oliver Pedro
Priority to ES39975A priority Critical patent/ES39975A2/en
Publication of ES39975A2 publication Critical patent/ES39975A2/en
Expired legal-status Critical Current

Links

ES39975A 1907-01-24 1907-01-24 An improvement introduced in the microphones. Expired ES39975A2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
ES39975A ES39975A2 (en) 1907-01-24 1907-01-24 An improvement introduced in the microphones.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ES39975A ES39975A2 (en) 1907-01-24 1907-01-24 An improvement introduced in the microphones.

Publications (1)

Publication Number Publication Date
ES39975A2 true ES39975A2 (en) 1907-03-01

Family

ID=69323740

Family Applications (1)

Application Number Title Priority Date Filing Date
ES39975A Expired ES39975A2 (en) 1907-01-24 1907-01-24 An improvement introduced in the microphones.

Country Status (1)

Country Link
ES (1) ES39975A2 (en)

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