Title:
棟換気装置およびその施工方法
Document Type and Number:
Japanese Patent JP4640727
Kind Code:
B2
Inventors:
Kenji Matsui
Application Number:
JP2004318625A
Publication Date:
March 02, 2011
Filing Date:
November 01, 2004
Export Citation:
Assignee:
Kenji Matsui
International Classes:
E04D13/16; E04D1/30
Domestic Patent References:
| JP2002038674A | ||||
| JP2001173168A | ||||
| JP2002167926A | ||||
| JP2000110316A | ||||
| JP2001295436A |
Attorney, Agent or Firm:
Masayoshi Okano