JPH0266018U - - Google Patents

Info

Publication number
JPH0266018U
JPH0266018U JP14555488U JP14555488U JPH0266018U JP H0266018 U JPH0266018 U JP H0266018U JP 14555488 U JP14555488 U JP 14555488U JP 14555488 U JP14555488 U JP 14555488U JP H0266018 U JPH0266018 U JP H0266018U
Authority
JP
Japan
Prior art keywords
doorbell
sound sensor
ability
adjust
volume
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.)
Pending
Application number
JP14555488U
Other languages
English (en)
Japanese (ja)
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 filed Critical
Priority to JP14555488U priority Critical patent/JPH0266018U/ja
Publication of JPH0266018U publication Critical patent/JPH0266018U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Control Of Amplification And Gain Control (AREA)
  • Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
JP14555488U 1988-11-08 1988-11-08 Pending JPH0266018U (pt-PT)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP14555488U JPH0266018U (pt-PT) 1988-11-08 1988-11-08

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP14555488U JPH0266018U (pt-PT) 1988-11-08 1988-11-08

Publications (1)

Publication Number Publication Date
JPH0266018U true JPH0266018U (pt-PT) 1990-05-18

Family

ID=31414246

Family Applications (1)

Application Number Title Priority Date Filing Date
JP14555488U Pending JPH0266018U (pt-PT) 1988-11-08 1988-11-08

Country Status (1)

Country Link
JP (1) JPH0266018U (pt-PT)

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