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TW559291U - Power-supply detecting apparatus for intercom and power failure light - Google Patents

Power-supply detecting apparatus for intercom and power failure light

Info

Publication number
TW559291U
TW559291U TW91213756U TW91213756U TW559291U TW 559291 U TW559291 U TW 559291U TW 91213756 U TW91213756 U TW 91213756U TW 91213756 U TW91213756 U TW 91213756U TW 559291 U TW559291 U TW 559291U
Authority
TW
Taiwan
Prior art keywords
power
intercom
detecting apparatus
supply detecting
failure light
Prior art date
Application number
TW91213756U
Other languages
Chinese (zh)
Inventor
An-Guo Wang
Yi-Lung Huang
Ruei-Hua Jeng
Chi-Liang Wu
Original Assignee
Yung Tay Engineering 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 Yung Tay Engineering Co Ltd filed Critical Yung Tay Engineering Co Ltd
Priority to TW91213756U priority Critical patent/TW559291U/en
Publication of TW559291U publication Critical patent/TW559291U/en

Links

TW91213756U 2002-09-03 2002-09-03 Power-supply detecting apparatus for intercom and power failure light TW559291U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
TW91213756U TW559291U (en) 2002-09-03 2002-09-03 Power-supply detecting apparatus for intercom and power failure light

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
TW91213756U TW559291U (en) 2002-09-03 2002-09-03 Power-supply detecting apparatus for intercom and power failure light

Publications (1)

Publication Number Publication Date
TW559291U true TW559291U (en) 2003-10-21

Family

ID=32311345

Family Applications (1)

Application Number Title Priority Date Filing Date
TW91213756U TW559291U (en) 2002-09-03 2002-09-03 Power-supply detecting apparatus for intercom and power failure light

Country Status (1)

Country Link
TW (1) TW559291U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI709945B (en) * 2017-09-08 2020-11-11 日商松下知識產權經營股份有限公司 Notification system, communication device, and communication system

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI709945B (en) * 2017-09-08 2020-11-11 日商松下知識產權經營股份有限公司 Notification system, communication device, and communication system

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Legal Events

Date Code Title Description
GD4K Issue of patent certificate for granted utility model filed before june 30, 2004