FR13480E - Acoustic capsule without diaphragm for talking machines - Google Patents

Acoustic capsule without diaphragm for talking machines

Info

Publication number
FR13480E
FR13480E FR13480DA FR13480E FR 13480 E FR13480 E FR 13480E FR 13480D A FR13480D A FR 13480DA FR 13480 E FR13480 E FR 13480E
Authority
FR
France
Prior art keywords
diaphragm
talking machines
acoustic capsule
capsule
acoustic
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
Other languages
French (fr)
Inventor
Louis Lumiere
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
Application granted granted Critical
Publication of FR13480E publication Critical patent/FR13480E/en
Expired legal-status Critical Current

Links

FR13480D 1909-12-30 1910-02-01 Acoustic capsule without diaphragm for talking machines Expired FR13480E (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR421853T 1909-12-30
FR13480T 1910-02-01

Publications (1)

Publication Number Publication Date
FR13480E true FR13480E (en) 1911-04-15

Family

ID=1355537

Family Applications (1)

Application Number Title Priority Date Filing Date
FR13480D Expired FR13480E (en) 1909-12-30 1910-02-01 Acoustic capsule without diaphragm for talking machines

Country Status (1)

Country Link
FR (1) FR13480E (en)

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