Title:
点検口、点検口構造、及び壁又は天井への点検口の設置方法
Document Type and Number:
Japanese Patent JP6479311
Kind Code:
B2
Inventors:
Masaki Hashimoto
Takashige Maebayashi
Takashige Maebayashi
Application Number:
JP2013220367A
Publication Date:
March 06, 2019
Filing Date:
October 23, 2013
Export Citation:
Assignee:
Joto Techno Co., Ltd.
International Classes:
E04F19/08
Domestic Patent References:
| JP559306U | ||||
| JP11210336A | ||||
| JP2005256362A |
Attorney, Agent or Firm:
Kaji/Suhara Patent Office