JPH042185U - - Google Patents

Info

Publication number
JPH042185U
JPH042185U JP4221490U JP4221490U JPH042185U JP H042185 U JPH042185 U JP H042185U JP 4221490 U JP4221490 U JP 4221490U JP 4221490 U JP4221490 U JP 4221490U JP H042185 U JPH042185 U JP H042185U
Authority
JP
Japan
Prior art keywords
television camera
tower crane
surveillance television
surveillance
lowering
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.)
Granted
Application number
JP4221490U
Other languages
English (en)
Japanese (ja)
Other versions
JPH089980Y2 (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 JP1990042214U priority Critical patent/JPH089980Y2/ja
Publication of JPH042185U publication Critical patent/JPH042185U/ja
Application granted granted Critical
Publication of JPH089980Y2 publication Critical patent/JPH089980Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Closed-Circuit Television Systems (AREA)
JP1990042214U 1990-04-20 1990-04-20 タワークレーンの監視用テレビシステム Expired - Lifetime JPH089980Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1990042214U JPH089980Y2 (ja) 1990-04-20 1990-04-20 タワークレーンの監視用テレビシステム

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1990042214U JPH089980Y2 (ja) 1990-04-20 1990-04-20 タワークレーンの監視用テレビシステム

Publications (2)

Publication Number Publication Date
JPH042185U true JPH042185U (cs) 1992-01-09
JPH089980Y2 JPH089980Y2 (ja) 1996-03-21

Family

ID=31553560

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1990042214U Expired - Lifetime JPH089980Y2 (ja) 1990-04-20 1990-04-20 タワークレーンの監視用テレビシステム

Country Status (1)

Country Link
JP (1) JPH089980Y2 (cs)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2014148396A (ja) * 2013-02-01 2014-08-21 Penta Ocean Construction Co Ltd 建設作業時の安全監視装置及び監視方法

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6120836A (ja) * 1984-07-02 1986-01-29 シビエ・プロジエクトール 自動車用前照灯の組立および方向調節方法とその実施のための自動車用前照灯

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6120836A (ja) * 1984-07-02 1986-01-29 シビエ・プロジエクトール 自動車用前照灯の組立および方向調節方法とその実施のための自動車用前照灯

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2014148396A (ja) * 2013-02-01 2014-08-21 Penta Ocean Construction Co Ltd 建設作業時の安全監視装置及び監視方法

Also Published As

Publication number Publication date
JPH089980Y2 (ja) 1996-03-21

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