TW237590B - A bifunctional earphone set - Google Patents

A bifunctional earphone set

Info

Publication number
TW237590B
TW237590B TW83101616A TW83101616A TW237590B TW 237590 B TW237590 B TW 237590B TW 83101616 A TW83101616 A TW 83101616A TW 83101616 A TW83101616 A TW 83101616A TW 237590 B TW237590 B TW 237590B
Authority
TW
Taiwan
Prior art keywords
vibratory membrane
earphone set
bifunctional
acoustic signals
human voices
Prior art date
Application number
TW83101616A
Other languages
English (en)
Inventor
Hirofumi Kimura
Original Assignee
Soei Denki Seisakusho 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.)
Filing date
Publication date
Application filed by Soei Denki Seisakusho Co Ltd filed Critical Soei Denki Seisakusho Co Ltd
Priority to TW83101616A priority Critical patent/TW237590B/zh
Application granted granted Critical
Publication of TW237590B publication Critical patent/TW237590B/zh

Links

Landscapes

  • Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
TW83101616A 1994-02-25 1994-02-25 A bifunctional earphone set TW237590B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
TW83101616A TW237590B (en) 1994-02-25 1994-02-25 A bifunctional earphone set

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
TW83101616A TW237590B (en) 1994-02-25 1994-02-25 A bifunctional earphone set

Publications (1)

Publication Number Publication Date
TW237590B true TW237590B (en) 1995-01-01

Family

ID=51400693

Family Applications (1)

Application Number Title Priority Date Filing Date
TW83101616A TW237590B (en) 1994-02-25 1994-02-25 A bifunctional earphone set

Country Status (1)

Country Link
TW (1) TW237590B (zh)

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