Title:
集合住宅の共用ダクト内に排気管を施工する方法及びこの施工に用いられる排気管
Document Type and Number:
Japanese Patent JP4237746
Kind Code:
B2
Inventors:
Takehiko Nohara
Application Number:
JP2005348833A
Publication Date:
March 11, 2009
Filing Date:
December 02, 2005
Export Citation:
Assignee:
Tosetsu Co., Ltd.
International Classes:
F23L17/02; E04F17/02; E04H1/04; F23J13/00; F23L17/16
Domestic Patent References:
| JP3634666B2 | ||||
| JP11294758A | ||||
| JP8334252A |
Attorney, Agent or Firm:
Hiroshi Ohashi