JPS5383759A - Space filtering device - Google Patents

Space filtering device

Info

Publication number
JPS5383759A
JPS5383759A JP15981776A JP15981776A JPS5383759A JP S5383759 A JPS5383759 A JP S5383759A JP 15981776 A JP15981776 A JP 15981776A JP 15981776 A JP15981776 A JP 15981776A JP S5383759 A JPS5383759 A JP S5383759A
Authority
JP
Japan
Prior art keywords
filtering device
space filtering
space
filtering
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
JP15981776A
Other languages
Japanese (ja)
Other versions
JPS5723246B2 (en
Inventor
Suteo Tsutsumi
Yasumasa Itakura
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to JP15981776A priority Critical patent/JPS5383759A/en
Publication of JPS5383759A publication Critical patent/JPS5383759A/en
Publication of JPS5723246B2 publication Critical patent/JPS5723246B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Liquid Crystal (AREA)
JP15981776A 1976-12-29 1976-12-29 Space filtering device Granted JPS5383759A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP15981776A JPS5383759A (en) 1976-12-29 1976-12-29 Space filtering device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP15981776A JPS5383759A (en) 1976-12-29 1976-12-29 Space filtering device

Publications (2)

Publication Number Publication Date
JPS5383759A true JPS5383759A (en) 1978-07-24
JPS5723246B2 JPS5723246B2 (en) 1982-05-18

Family

ID=15701885

Family Applications (1)

Application Number Title Priority Date Filing Date
JP15981776A Granted JPS5383759A (en) 1976-12-29 1976-12-29 Space filtering device

Country Status (1)

Country Link
JP (1) JPS5383759A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6347479A (en) * 1986-08-18 1988-02-29 五反田　基博 Magnetic key

Also Published As

Publication number Publication date
JPS5723246B2 (en) 1982-05-18

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