ES50647A1 - Mejoras en los diafragmas para máquinas parlantes. - Google Patents

Mejoras en los diafragmas para máquinas parlantes.

Info

Publication number: ES50647A1
Authority: ES; Spain
Prior art keywords: diaphragm; talking machines; talking; machines; diaphragm improvements
Prior art date: 1911-05-30
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

ES50647A

Other languages

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.)

Parlophone Records Ltd

Original Assignee

Gramophone Co Ltd

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.)

1911-05-30

Filing date

1911-05-30

Publication date

1911-09-01

1911-05-30 Application filed by Gramophone Co Ltd filed Critical Gramophone Co Ltd

1911-05-30 Priority to ES50647A priority Critical patent/ES50647A1/es

1911-09-01 Publication of ES50647A1 publication Critical patent/ES50647A1/es

Status Expired legal-status Critical Current

Links

ES50647A 1911-05-30 1911-05-30 Mejoras en los diafragmas para máquinas parlantes. Expired ES50647A1 (es)

Priority Applications (1)

Application Number	Priority Date	Filing Date	Title
ES50647A ES50647A1 (es)	1911-05-30	1911-05-30	Mejoras en los diafragmas para máquinas parlantes.

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
ES50647A ES50647A1 (es)	1911-05-30	1911-05-30	Mejoras en los diafragmas para máquinas parlantes.

Publications (1)

Publication Number	Publication Date
ES50647A1 true ES50647A1 (es)	1911-09-01

Family

ID=64227375

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
ES50647A Expired ES50647A1 (es)	1911-05-30	1911-05-30	Mejoras en los diafragmas para máquinas parlantes.

Country Status (1)

Country	Link
ES (1)	ES50647A1 (es)

1911
- 1911-05-30 ES ES50647A patent/ES50647A1/es not_active Expired

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