Title:
支持役の1本を取り外し可能にした3本足のはしご
Document Type and Number:
Japanese Patent JP3121880
Kind Code:
U
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Inventors:
Kizo Shimizu
Application Number:
JP2006002144U
Publication Date:
June 01, 2006
Filing Date:
February 24, 2006
Export Citation:
Assignee:
Kizo Shimizu
International Classes:
E06C1/20