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ES89975A1 - A sound conduit for talking machines. - Google Patents

A sound conduit for talking machines.

Info

Publication number
ES89975A1
ES89975A1 ES89975A ES89975A ES89975A1 ES 89975 A1 ES89975 A1 ES 89975A1 ES 89975 A ES89975 A ES 89975A ES 89975 A ES89975 A ES 89975A ES 89975 A1 ES89975 A1 ES 89975A1
Authority
ES
Spain
Prior art keywords
sound conduit
talking machines
talking
machines
conduit
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
ES89975A
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.)
CARL LINDSTROEM A G
Original Assignee
CARL LINDSTROEM A G
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 CARL LINDSTROEM A G filed Critical CARL LINDSTROEM A G
Priority to ES89975A priority Critical patent/ES89975A1/en
Publication of ES89975A1 publication Critical patent/ES89975A1/en
Expired legal-status Critical Current

Links

ES89975A 1924-06-27 1924-06-27 A sound conduit for talking machines. Expired ES89975A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
ES89975A ES89975A1 (en) 1924-06-27 1924-06-27 A sound conduit for talking machines.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ES89975A ES89975A1 (en) 1924-06-27 1924-06-27 A sound conduit for talking machines.

Publications (1)

Publication Number Publication Date
ES89975A1 true ES89975A1 (en) 1924-10-01

Family

ID=64254576

Family Applications (1)

Application Number Title Priority Date Filing Date
ES89975A Expired ES89975A1 (en) 1924-06-27 1924-06-27 A sound conduit for talking machines.

Country Status (1)

Country Link
ES (1) ES89975A1 (en)

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