Title:
防火区画貫通部措置具
Document Type and Number:
Japanese Patent JP4344167
Kind Code:
B2
Inventors:
Takeo Miyagawa
Shimizu Masahiro
Norio Furuma
Shimizu Masahiro
Norio Furuma
Application Number:
JP2003137175A
Publication Date:
October 14, 2009
Filing Date:
May 15, 2003
Export Citation:
Assignee:
Tosetsu Co., Ltd.
International Classes:
E04B1/94; F16L5/04; A62C3/16
Domestic Patent References:
| JP2002227325A | ||||
| JP419734Y1 | ||||
| JP2000240854A | ||||
| JP8296787A | ||||
| JP200149758A | ||||
| JP728295U |
Foreign References:
| EP1273841A1 |
Attorney, Agent or Firm:
Hiroshi Ohashi