Title:
【考案の名称】下げぶりで見る光を利用した水平き
Document Type and Number:
Japanese Patent JPH09120
Kind Code:
U
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Inventors:
Horiike Koichi
Application Number:
JP1971392U
Publication Date:
March 11, 1997
Filing Date:
February 18, 1992
Export Citation:
Assignee:
Horiike Koichi
International Classes:
G01C9/00; G01C9/06; G01C15/10; (IPC1-7): G01C15/10; G01C9/00; G01C9/06
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