JPS502498A - - Google Patents

Info

Publication number
JPS502498A
JPS502498A JP13932973A JP13932973A JPS502498A JP S502498 A JPS502498 A JP S502498A JP 13932973 A JP13932973 A JP 13932973A JP 13932973 A JP13932973 A JP 13932973A JP S502498 A JPS502498 A JP S502498A
Authority
JP
Japan
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
JP13932973A
Other languages
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
Priority claimed from US00315320A external-priority patent/US3820104A/en
Priority claimed from US00315319A external-priority patent/US3820103A/en
Application filed filed Critical
Publication of JPS502498A publication Critical patent/JPS502498A/ja
Pending legal-status Critical Current

Links

Landscapes

  • Switches That Are Operated By Magnetic Or Electric Fields (AREA)
  • Burglar Alarm Systems (AREA)
JP13932973A 1972-12-15 1973-12-15 Pending JPS502498A (enrdf_load_stackoverflow)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US00315320A US3820104A (en) 1972-12-15 1972-12-15 Method and system for detecting an object within a magnetic field interrogation zone
US00315319A US3820103A (en) 1972-12-15 1972-12-15 System for detecting an object within a magnetic field

Publications (1)

Publication Number Publication Date
JPS502498A true JPS502498A (enrdf_load_stackoverflow) 1975-01-11

Family

ID=26979821

Family Applications (1)

Application Number Title Priority Date Filing Date
JP13932973A Pending JPS502498A (enrdf_load_stackoverflow) 1972-12-15 1973-12-15

Country Status (1)

Country Link
JP (1) JPS502498A (enrdf_load_stackoverflow)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58192197A (ja) * 1982-04-29 1983-11-09 アイデンティテック・コ−ポレ−ション 磁気機械的マ−カ−をもつ監視システム
JPS61158366A (ja) * 1984-12-29 1986-07-18 シグマ・セキユリテイ・インコ−ポレ−テツド 安全ラベルとラベルの存在を決定する方法
JPH0329085A (ja) * 1989-06-27 1991-02-07 Toyobo Co Ltd 非接触式の監視システム
US6863779B2 (en) * 2000-08-05 2005-03-08 Basf Aktiengesellschaft Distillation of styrene

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58192197A (ja) * 1982-04-29 1983-11-09 アイデンティテック・コ−ポレ−ション 磁気機械的マ−カ−をもつ監視システム
JPS61158366A (ja) * 1984-12-29 1986-07-18 シグマ・セキユリテイ・インコ−ポレ−テツド 安全ラベルとラベルの存在を決定する方法
JPH0329085A (ja) * 1989-06-27 1991-02-07 Toyobo Co Ltd 非接触式の監視システム
US6863779B2 (en) * 2000-08-05 2005-03-08 Basf Aktiengesellschaft Distillation of styrene

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