ES101550A3 - A procedure for using the diaphragm and horn of speaking machines as radiotelephony loudspeakers. - Google Patents

A procedure for using the diaphragm and horn of speaking machines as radiotelephony loudspeakers.

Info

Publication number
ES101550A3
ES101550A3 ES101550A ES101550A ES101550A3 ES 101550 A3 ES101550 A3 ES 101550A3 ES 101550 A ES101550 A ES 101550A ES 101550 A ES101550 A ES 101550A ES 101550 A3 ES101550 A3 ES 101550A3
Authority
ES
Spain
Prior art keywords
radiotelephony
loudspeakers
horn
diaphragm
procedure
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
ES101550A
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.)
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
Priority to ES101550A priority Critical patent/ES101550A3/en
Publication of ES101550A3 publication Critical patent/ES101550A3/en
Expired legal-status Critical Current

Links

ES101550A 1927-02-12 1927-02-12 A procedure for using the diaphragm and horn of speaking machines as radiotelephony loudspeakers. Expired ES101550A3 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
ES101550A ES101550A3 (en) 1927-02-12 1927-02-12 A procedure for using the diaphragm and horn of speaking machines as radiotelephony loudspeakers.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ES101550A ES101550A3 (en) 1927-02-12 1927-02-12 A procedure for using the diaphragm and horn of speaking machines as radiotelephony loudspeakers.

Publications (1)

Publication Number Publication Date
ES101550A3 true ES101550A3 (en) 1927-03-16

Family

ID=69407542

Family Applications (1)

Application Number Title Priority Date Filing Date
ES101550A Expired ES101550A3 (en) 1927-02-12 1927-02-12 A procedure for using the diaphragm and horn of speaking machines as radiotelephony loudspeakers.

Country Status (1)

Country Link
ES (1) ES101550A3 (en)

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