Title:
読書補助器具
Document Type and Number:
Japanese Patent JP6756998
Kind Code:
B2
Inventors:
Kenji Sakai
Application Number:
JP2018243689A
Publication Date:
September 16, 2020
Filing Date:
December 07, 2018
Export Citation:
Assignee:
Kenji Sakai
International Classes:
B42D3/18; A47B23/00; B42D9/00
Domestic Patent References:
| JP2014218069A | ||||
| JP3122644U | ||||
| JP2002370471A | ||||
| JP3084744U | ||||
| JP3012102U | ||||
| JP2034274U | ||||
| JP2010178940A | ||||
| JP2005137882A | ||||
| JP2121827U |