Title:
壁貫通孔用の壁連通管材とその壁連通管材を用いた壁構造
Document Type and Number:
Japanese Patent JP3848968
Kind Code:
B1
Inventors:
Arai Akio
Application Number:
JP2006156356A
Publication Date:
November 22, 2006
Filing Date:
June 05, 2006
Export Citation:
Assignee:
AK Co., Ltd.
International Classes:
E04F17/08; F16L5/00
Domestic Patent References:
| JP64031280U | ||||
| JP55179276U | ||||
| JP59177881U | ||||
| JP2001324061A | ||||
| JP3043224U |
Attorney, Agent or Firm:
Toshio Hirayama
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