Title:
【発明の名称】配管のための梁貫通スリーブ
Document Type and Number:
Japanese Patent JPH07111078
Kind Code:
B2
Inventors:
Kajino Isamu
Application Number:
JP31400389A
Publication Date:
November 29, 1995
Filing Date:
December 02, 1989
Export Citation:
Assignee:
Fuji Air Conditioning Co., Ltd.
International Classes:
E04C3/04; E04C3/08; F24F5/00; (IPC1-7): E04C3/08
Domestic Patent References:
| JP62202154A | ||||
| JP49135421A |
Attorney, Agent or Firm:
Kinichi Kitamura (3 others)
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