JPH0728767Y2 - 船舶電話等の交換機に用いる自動極性反転装置 - Google Patents

船舶電話等の交換機に用いる自動極性反転装置

Info

Publication number
JPH0728767Y2
JPH0728767Y2 JP1989130907U JP13090789U JPH0728767Y2 JP H0728767 Y2 JPH0728767 Y2 JP H0728767Y2 JP 1989130907 U JP1989130907 U JP 1989130907U JP 13090789 U JP13090789 U JP 13090789U JP H0728767 Y2 JPH0728767 Y2 JP H0728767Y2
Authority
JP
Japan
Prior art keywords
ship
exchange
telephone
polarity
communication device
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 - Fee Related
Application number
JP1989130907U
Other languages
English (en)
Japanese (ja)
Other versions
JPH0370481U (en]
Inventor
信義 澤
正則 鈴木
好男 榊本
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.)
Japan Radio Co Ltd
Original Assignee
Japan Radio 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 Japan Radio Co Ltd filed Critical Japan Radio Co Ltd
Priority to JP1989130907U priority Critical patent/JPH0728767Y2/ja
Publication of JPH0370481U publication Critical patent/JPH0370481U/ja
Application granted granted Critical
Publication of JPH0728767Y2 publication Critical patent/JPH0728767Y2/ja
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Landscapes

  • Meter Arrangements (AREA)
  • Interface Circuits In Exchanges (AREA)
  • Mobile Radio Communication Systems (AREA)
JP1989130907U 1989-11-09 1989-11-09 船舶電話等の交換機に用いる自動極性反転装置 Expired - Fee Related JPH0728767Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1989130907U JPH0728767Y2 (ja) 1989-11-09 1989-11-09 船舶電話等の交換機に用いる自動極性反転装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1989130907U JPH0728767Y2 (ja) 1989-11-09 1989-11-09 船舶電話等の交換機に用いる自動極性反転装置

Publications (2)

Publication Number Publication Date
JPH0370481U JPH0370481U (en]) 1991-07-15
JPH0728767Y2 true JPH0728767Y2 (ja) 1995-06-28

Family

ID=31678447

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1989130907U Expired - Fee Related JPH0728767Y2 (ja) 1989-11-09 1989-11-09 船舶電話等の交換機に用いる自動極性反転装置

Country Status (1)

Country Link
JP (1) JPH0728767Y2 (en])

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102427620B1 (ko) * 2021-04-30 2022-08-02 진우산전 주식회사 차량 감지기의 검지 위치 표시장치

Also Published As

Publication number Publication date
JPH0370481U (en]) 1991-07-15

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