JPH0444674U - - Google Patents

Info

Publication number
JPH0444674U
JPH0444674U JP8737990U JP8737990U JPH0444674U JP H0444674 U JPH0444674 U JP H0444674U JP 8737990 U JP8737990 U JP 8737990U JP 8737990 U JP8737990 U JP 8737990U JP H0444674 U JPH0444674 U JP H0444674U
Authority
JP
Japan
Prior art keywords
shows
phase
board
compass
compass board
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
JP8737990U
Other languages
English (en)
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
Application filed filed Critical
Priority to JP8737990U priority Critical patent/JPH0444674U/ja
Publication of JPH0444674U publication Critical patent/JPH0444674U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Instructional Devices (AREA)
JP8737990U 1990-08-20 1990-08-20 Pending JPH0444674U (en])

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP8737990U JPH0444674U (en]) 1990-08-20 1990-08-20

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8737990U JPH0444674U (en]) 1990-08-20 1990-08-20

Publications (1)

Publication Number Publication Date
JPH0444674U true JPH0444674U (en]) 1992-04-15

Family

ID=31819672

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8737990U Pending JPH0444674U (en]) 1990-08-20 1990-08-20

Country Status (1)

Country Link
JP (1) JPH0444674U (en])

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101450671B1 (ko) * 2013-03-13 2014-10-22 이준열 반사경을 이용한 달 위상변화 관측기

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101450671B1 (ko) * 2013-03-13 2014-10-22 이준열 반사경을 이용한 달 위상변화 관측기

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