Title:
側面に転倒防止用の出っ張りが付いた山型の階段昇降運動器具
Document Type and Number:
Japanese Patent JP3173636
Kind Code:
U
Inventors:
Kanji Sato
Application Number:
JP2011005819U
Publication Date:
February 16, 2012
Filing Date:
September 15, 2011
Export Citation:
Assignee:
Kanji Sato
International Classes:
A63B9/00