Title:
Spacer with protrusion
Document Type and Number:
Japanese Patent JP6297774
Kind Code:
B2
More Like This:
Inventors:
Yusuke Kamiyoshi
Osamu Furusawa
Osamu Furusawa
Application Number:
JP2012266045A
Publication Date:
March 20, 2018
Filing Date:
December 05, 2012
Export Citation:
Assignee:
Japan Life Co., Ltd.
International Classes:
E04C5/18; E04C5/20
Domestic Patent References:
| JP2009174141A | ||||
| JP2002047760A | ||||
| JP2012031715A | ||||
| JP2012219447A | ||||
| JP11050598A |
Foreign References:
| US3387423 |
Attorney, Agent or Firm:
Kotatsu Nakamura