[go: up one dir, main page]

ES61987A1 - Un micrófono térmico. - Google Patents

Un micrófono térmico.

Info

Publication number
ES61987A1
ES61987A1 ES61987A ES61987A ES61987A1 ES 61987 A1 ES61987 A1 ES 61987A1 ES 61987 A ES61987 A ES 61987A ES 61987 A ES61987 A ES 61987A ES 61987 A1 ES61987 A1 ES 61987A1
Authority
ES
Spain
Prior art keywords
microphone
thermal
thermal 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
ES61987A
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.)
N V De Nederlandsche Thermo Telephoon Mij
Original Assignee
N V De Nederlandsche Thermo Telephoon Mij
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 N V De Nederlandsche Thermo Telephoon Mij filed Critical N V De Nederlandsche Thermo Telephoon Mij
Priority to ES61987A priority Critical patent/ES61987A1/es
Publication of ES61987A1 publication Critical patent/ES61987A1/es
Expired legal-status Critical Current

Links

ES61987A 1916-03-28 1916-03-28 Un micrófono térmico. Expired ES61987A1 (es)

Priority Applications (1)

Application Number Priority Date Filing Date Title
ES61987A ES61987A1 (es) 1916-03-28 1916-03-28 Un micrófono térmico.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ES61987A ES61987A1 (es) 1916-03-28 1916-03-28 Un micrófono térmico.

Publications (1)

Publication Number Publication Date
ES61987A1 true ES61987A1 (es) 1918-08-01

Family

ID=64236013

Family Applications (1)

Application Number Title Priority Date Filing Date
ES61987A Expired ES61987A1 (es) 1916-03-28 1916-03-28 Un micrófono térmico.

Country Status (1)

Country Link
ES (1) ES61987A1 (es)

Similar Documents

Publication Publication Date Title
ES61987A1 (es) Un micrófono térmico.
ES62157A1 (es) Un teléfono térmico.
DK21725C (da) Hammer.
DK21223C (da) Bærebøjle.
ES62074A1 (es) Un purificador.
CH72566A (de) Thermisches Mikrophon
DK20994C (da) Saamaskine.
DK21116C (da) Kranklo.
DK21358C (da) Hævebuk.
DK21415C (da) Motorplov.
DK21560C (da) Snitklup.
DK21582C (da) Motorplov.
DK21617C (da) Divanseng.
DK21654C (da) Bihus.
DK21668C (da) Vadskerianlæg.
DK21690C (da) Ajlespreder.
DK22253C (da) Smøformemaskine.
DK22417C (da) Motorplov.
DK23674C (da) Tovtvinge.
DK26126C (da) Motorplov.
DK26332C (da) Møtriklaas.
DK27218C (da) Møtriklaas.
DK28757C (da) Treakslet Automobilstel.
ES61683A1 (es) Un horno-cocina.
CH72892A (de) Thermotelephon