JPS52109626A - Gas breaking devices by detecting earthquake - Google Patents

Gas breaking devices by detecting earthquake

Info

Publication number
JPS52109626A
JPS52109626A JP2674076A JP2674076A JPS52109626A JP S52109626 A JPS52109626 A JP S52109626A JP 2674076 A JP2674076 A JP 2674076A JP 2674076 A JP2674076 A JP 2674076A JP S52109626 A JPS52109626 A JP S52109626A
Authority
JP
Japan
Prior art keywords
breaking devices
gas breaking
detecting earthquake
earthquake
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
JP2674076A
Other languages
Japanese (ja)
Inventor
Yoshio Chiyuuma
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.)
SHIYOUNAN KOUGIYOU KK
Original Assignee
SHIYOUNAN KOUGIYOU KK
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 SHIYOUNAN KOUGIYOU KK filed Critical SHIYOUNAN KOUGIYOU KK
Priority to JP2674076A priority Critical patent/JPS52109626A/en
Publication of JPS52109626A publication Critical patent/JPS52109626A/en
Priority to US05/836,909 priority patent/US4152433A/en
Priority to US05/915,459 priority patent/US4299829A/en
Pending legal-status Critical Current

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JP2674076A 1976-03-12 1976-03-12 Gas breaking devices by detecting earthquake Pending JPS52109626A (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP2674076A JPS52109626A (en) 1976-03-12 1976-03-12 Gas breaking devices by detecting earthquake
US05/836,909 US4152433A (en) 1976-03-12 1977-09-26 2-Lower alkyl-7-substituted-2 or 3-cephem-4-carboxylic acid compounds and pharmaceutical compositions
US05/915,459 US4299829A (en) 1976-03-12 1978-06-14 2-Lower alkyl-7-substituted-2 or 3-cephem 4-carboxylic acid compounds

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2674076A JPS52109626A (en) 1976-03-12 1976-03-12 Gas breaking devices by detecting earthquake

Publications (1)

Publication Number Publication Date
JPS52109626A true JPS52109626A (en) 1977-09-14

Family

ID=12201687

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2674076A Pending JPS52109626A (en) 1976-03-12 1976-03-12 Gas breaking devices by detecting earthquake

Country Status (1)

Country Link
JP (1) JPS52109626A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002181505A (en) * 2000-12-14 2002-06-26 Asahi Kasei Electronics Co Ltd Magnetic sensor unit

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002181505A (en) * 2000-12-14 2002-06-26 Asahi Kasei Electronics Co Ltd Magnetic sensor unit

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