Title:
【発明の名称】作業方法及びガスチャンバー室及びその人体呼吸保護具
Document Type and Number:
Japanese Patent JPH07112495
Kind Code:
B2
Inventors:
Araki Katsuteru
Application Number:
JP27204491A
Publication Date:
December 06, 1995
Filing Date:
September 24, 1991
Export Citation:
Assignee:
Araki Giken Co., Ltd.
International Classes:
A62B7/12; A62B18/00; B23K37/00; E04H5/02; (IPC1-7): A62B18/00; A62B7/12; B23K37/00; E04H5/02
Domestic Patent References:
| JP63101079A | ||||
| JP62175012U |
Attorney, Agent or Firm:
Arai Ichiro
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