JPS5722962A - Method of detecting presence of car - Google Patents

Method of detecting presence of car

Info

Publication number
JPS5722962A
JPS5722962A JP9676980A JP9676980A JPS5722962A JP S5722962 A JPS5722962 A JP S5722962A JP 9676980 A JP9676980 A JP 9676980A JP 9676980 A JP9676980 A JP 9676980A JP S5722962 A JPS5722962 A JP S5722962A
Authority
JP
Japan
Prior art keywords
car
detecting presence
detecting
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
JP9676980A
Other languages
Japanese (ja)
Inventor
Shizuo Kamisuio
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.)
Toshiba Corp
Original Assignee
Tokyo Shibaura Electric 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 Tokyo Shibaura Electric Co Ltd filed Critical Tokyo Shibaura Electric Co Ltd
Priority to JP9676980A priority Critical patent/JPS5722962A/en
Publication of JPS5722962A publication Critical patent/JPS5722962A/en
Pending legal-status Critical Current

Links

Landscapes

  • Train Traffic Observation, Control, And Security (AREA)
JP9676980A 1980-07-15 1980-07-15 Method of detecting presence of car Pending JPS5722962A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP9676980A JPS5722962A (en) 1980-07-15 1980-07-15 Method of detecting presence of car

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9676980A JPS5722962A (en) 1980-07-15 1980-07-15 Method of detecting presence of car

Publications (1)

Publication Number Publication Date
JPS5722962A true JPS5722962A (en) 1982-02-06

Family

ID=14173835

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9676980A Pending JPS5722962A (en) 1980-07-15 1980-07-15 Method of detecting presence of car

Country Status (1)

Country Link
JP (1) JPS5722962A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63250408A (en) * 1987-04-07 1988-10-18 N D C Kk Porous sound absorbing material having metallic luster and production thereof

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63250408A (en) * 1987-04-07 1988-10-18 N D C Kk Porous sound absorbing material having metallic luster and production thereof

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